radial shaft seal
Rotary Shaft Seals. It offers excellent performances in contact with: fluctuation, ozone, and extended UV radiation. The Merkel Radiamatic RPM 41 radial shaft … The benefits for the process industry are better friction, less wear and a low heat generation, which extends the lifetime of the seal. A familiarity with the materials is essential to help the designing specialist make the proper selection of the most suitable materials for the application of interest. Radial Shaft Seals for Process Technology Applications The Radiamatic® HTS II is a special PTFE variant of the Simmerring® product group. - heat resistance - engine oils even if containing additives and sulfur 566 KB Radial Shaft Energy Saving Seals, ESS™ | PDF. These seals have a metal case that creates a tight seal when mating with smooth surfaces. Since 1929, the Simmerring® has stood for outstanding quality and today is known worldwide as a synonym for radial shaft seal rings. - DIN 17007 Table 2: 1,4571 or AFNOR Z8 CNDT 17.12. 570 KB The chemical structure of this elastomer (obtained by hydrogenating an appropriate type of NBR nitrile rubber) allows achieving, especially if vulcanized with a peroxide system, an average heat resistance 30°C above that of nitrile rubber, and an excellent abrasion resistance. - ease of assembly 433 KB English | We look forward to meeting you. Help retain bearing lubricant and minimize the entry of dirt, oil and moisture that can damage and cause premature failure of the bearing and other components. Our experts have continued to develop it, for example, with improvements in seal lip profiles. English | | PDF. Radial shaft seals specifications . English | They also effectively protect engines, transmissions, differentials and axles against dirt, water and other environmental influences. 575 KB The Freudenberg CASSETTE-S4 is the most advanced Freudenberg solution for construction and agriculture mobile machinery wheel hubs and undercarriage applications. Radial shaft seals are typically used to seal a rotating shaft to a stationary bore. With our own line of radial shaft seals, we can provide solutions for all of your sealing needs. Get there fast ‒ With the Freudenberg Sealing Technologies E-Catalog, you find the right part for your application in no time at all. Radial shaft seals sit between rotating and stationary components, or two components in relative motion. | PDF. It is impossible, therefore, to merely consider the geometric shape of a shaft seal and its total radial load at ambient temperature, because its operating conditions and lifetime may substantially vary, depending on the change of the modulus of elasticity induced by a temperature change. 1366 KB Cassette-S4 Seals | PDF. | PDF. - water, up to boiling point It is impossible, therefore, to merely consider the geometric shape of a shaft seal and its total radial load at ambient temperature, because its operating conditions and lifetime may … The use of phosphorous bronze springs, while having the same chemical resistance as stainless steels, is not recommended because of the instability of its dimensional characteristics and the uneven decay of its load capacity. - mineral oils The low radial force of the main lip ensures the optimization of sealing function, abrasion resistance, and friction. The original Simmerring® is a premium quality radial shaft seal conforming to DIN 3760 and ISO 6194-1 with an elastomeric outer diameter. California Transparency in Supply Chain Act, Diameter and rotational speed of the shaft, Dirt accumulation in the assembly to be sealed, Media to be sealed off (lubricating oil or grease, other liquids, paste-like or gaseous media). 2.2.4 - Nature of the materials used for the case. Do you have a question? Every part of that system must seamlessly work together to get the performance, safety and cost-effectiveness you need. The temperature range varies from -55°C to + 180°C. BlueSeal Radial seal designs tolerate a limited range of shaft deviation from the true center, or shaft to bore misalignment (STBM). They increase the protection against external contaminants while allowing axial and rotary movement. Simmerring® Standardization The Merkel Radiamatic RPM 41 radial shaft … Early radial shaft seals utilized rawhide as the sealing element, and many elastomeric seal … - Low friction coefficient. - Mineral oils and fats (oils for engines, gearboxes, differentials, etc.) - bases As a result, the original radial force exerted by the sealing element tends to decrease. The temperature range is from -40°C to + 150°C. Simmerrings® seal rotating shafts reliably and are used in millions of applications and a variety of equipment in general industry and the automotive sector. 2.2). Send your drawings for quote or call to discuss product or material design perimeters with our engineering department. The improvements include a friction-optimized design to decrease fuel consumption, which leads to reductions in CO2 emissions. Values to the customer. Freudenberg Sealing Technologies offers a comprehensive selection of products suited to a variety of requirements. (vynilidene-fluoridehexafluoropropene) English | And a molded elastomer exterior or … With the help of the Simmerring® Selector you can find quickly and easily the appropriate Simmerring® for your application in just a few steps. The High/Low Pressure Seal (HLPS) from Freudenberg Sealing Technologies is a field-proven, specialty-designed high pressure radial shaft seal. From the electrification of the power train to boosting charging speed, safety, and comfort, we can shape the technological change together. Since 1929, the Simmerring® has stood for outstanding quality and today is known worldwide as a synonym for radial shaft seal rings. - glycol-based fluids. Would you like a concrete offer? This is for the purpose of providing it with certain properties, such as: - Compatibility with the fluid contacted - ozone resistance Combi seals consist of a Simmerring® (individual or double lip) and a polyurethane wiper. Its cost was considerably higher than that of a coated type. The standard springs undergo a programmed bedding-in process which allows a precise evaluation of the radial force at the design stage. English | The Freudenberg Sealing Technologies Imperial Standard Range (ISR) Oil Seal is a premium quality seal typically used in applications such as gearboxes, axles, transmissions, and engines. It continually undergoes further refinement based on the latest technological developments, and is particularly functionally reliable, flexible and extremely stressable. 2.3.1 - Nature of the materials constituting the spring, The choice of the materials constituting the spring depends on the type of fluid the Garter spring comes in contact with. 609 KB Low Friction Simmerring® To improve sealing performance, some SKF radial shaft seals are designed with hydrodynamic features on the sealing lip. Lower friction compared to conventional sealing lip profile: 15 to 20%. 471 KB Radial shaft seals typically consist of a metal insert and an elastomer diaphragm with a spring-energized sealing lip. The reduction of friction also extends the seal’s operating life while increasing the machine’s reliability. - ozone | PDF. 2.3). Imperial Standard Range (ISR) Simmerring® Shaft Seals. English | Obtain news and background information about sealing technology, get in touch with innovative products – subscribe to the free e-mail newsletter. The collected data are fed into the engine control unit, allowing the optimization of the combustion process. This has made it possible to further improve its reliability and functionality across a broad range of applications. This patented radial shaft seal technology offers weight savings of 40 percent compared to a conventional seal, and it requires only half as much installation space. - aromatic hydrocarbons (toluene, benzene, xylene) English | The weight savings of 40% and an installation space reduced by 50% support future requirements for emissions reductions. (Identification according to the ISO R 1629 standard of March, 1971). They increase the protection against external contaminants while allowing axial and rotary movement. Values to the customer. HTS II radial shaft seals … The High/Low Pressure Seal (HLPS) from Freudenberg Sealing Technologies is a field-proven, specialty-designed high pressure radial shaft seal. Get dependable rotary shaft seals from Grainger. The temperature range varies from -30°C to + 120°C. Radial shaft seals are used retain to lubrication, exclude contamination and can also separate two fluids. | PDF. MileMaker is engineered for superior performance. Our engineers will work with your team … Rotary seals and Shaft Seals are used in components with oscillating or rotating parts to keep lubrication fluids in while preventing ingress of mud and water. Track Roller Seals The Simmerring® can be used in numerous original equipment applications across a broad spectrum of market segments (e.g., gearboxes, transmissions, axles, engines, and pumps). For instance, in cases requiring a seal against corrosive liquids such as seawater, detergent or acid solutions, a stainless steel spring can be employed, conforming to the following standards: This rubber is based on ethylene-propylene plus a third (diene) monomer which allows its reticulation with sulphur. - savings of high-quality materials The thermal expansion coefficients of elastomers are decidedly superior to those of metals (see Table below). - light and atmospheric agents. Visit Webspecial now! English | - DIN 17007 Table 2: 1,4300 or AFNOR Z10 CN 18.09 (ex AISI 302) 764 KB Its resistance to oils and solvents is on average slightly superior to that of nitrile rubber, except for special cases. The Contact Minimized Simmerring® (CMS) delivers greater durability with less friction for the small shaft diameters, 5-20 mm, typically found in sensor, actuator, pump and throttle applications. The material used for the sealing lip is a mixture of one or more basic elastomers and a variety of ingredients, such as: reinforcing fillers, plasticizers, antioxidants, accelerators, etc. The second, a sealing lip, seals dynamically and statically against the shaft. Simmerring® Radial Shaft Seal Standard program Design A/AS. Table 11. This elastomer has exceptional heat and chemical resistance. The range is further expanded by creating combinations with other components and additional functions. The motion can be rotary, translatory, reciprocating or oscillating. | PDF. The Freudenberg Sealing Technologies Imperial Standard Range (ISR) Simmerring® shaft seal is a premium quality seal typically used in applications such as gearboxes, axles, transmissions, and engines. - Water and aqueous solutions (lyes). Yes, I have read the privacy policy of Freudenberg Sealing Technologies. These have either a right-hand twist for shafts that rotate clockwise, … The HLPS is a severe duty pressure seal and has a unique design with several features that greatly improve its overall performance. We offer rotary seals … Check out now! When optimal power, performance and long-term reliability are required, fuel cells from Freudenberg fit the transportation bill. Ranging from simple rubber wipers to complicated cartridge seals, our depth of offerings and our highly experienced technical sales staff can help you find the right seal … The Simmerring® Imperial Standard Range (ISR) Oil Seals. A seal … Radial shaft seals are elements that seal the inside of the medium on rotating machine parts and prevent the ingress of impurities from the atmospheric outer environment. - at the operating stage: a guaranteed stability of the radial force itself. Imperial Standard Range (ISR) Simmerring® Shaft Seals This high-performance radial shaft seal sets standards in the sealing of rotating shafts and spindles. (acrylonitrile-hydrogenated butadiene) The material innovation of Freudenberg Sealing Technologies for industrial gear units is called 75 FKM 260466. Oil Seals from The O-ring Store, we sell a large variety of seals for use in rotary and shaft solutions. $21.59 $ 21. Based on this insight, Freudenberg Sealing Technologies and the Freudenberg Group’s Klüber Lubrication have bundled their ground-breaking know-how to create Lube & Seal, an innovative sealing system from a single source. Trelleborg Sealing Solutions offers a wide range of specialized Rotary Shaft Seals, including our best-in-class proprietary radial lip seal… - safety in operation Combi seals consist of a Simmerring® (individual or double lip) and a polyurethane wiper. The shape of the "rotary shaft seal" is shown in the figure belowe, which also supplies the recurrent nomenclature for the component parts of the ring. The latest developments in elastomers also make it possible to achieve optimal sealing without a spring. Lower friction compared to conventional sealing lip profile: 15 to 20%. Typically, with medium pressure seals, high friction and hollow wear occur due to pressure deformation at the elastomeric flex section of the seal—resulting in an enlarged contact band width. The use of springs of different material may be considered for particular applications. - atmospheric agents - vegetable and mineral oils and fats, even if containing additives Radial shaft seals typically consist of a metal insert and an elastomer diaphragm with a spring-energized sealing lip. The BlueSeal design and its low friction PTFE POP® lip are based on long experience with the PTFE Simmerring®. Trelleborg seals help improve components life and long term performance. - steam The surface between the sealing edge and the shaft … The result: less fuel consumption and lower emissions. High functional reliability: The Simmerring® minimizes downtime and ensures reliable operation. Freudenberg Sealing Technologies radial shaft Energy Saving Seals (ESS™), demonstrate significant reduction of power loss in drive assemblies as opposed to standard sealing elements. E-Mobility Check out now! Radial shaft seals are sealing elements with radially arranged lip seals made of rubber collars. This is supplemented by a stabilizing heat treatment performed at a higher temperature than the operating one, which makes it possible to achieve: Freudenberg Sealing Technologies radial shaft Energy Saving Seals (ESS™), demonstrate significant reduction of power loss in drive assemblies as opposed to standard sealing elements. Despite its less than fully satisfactory tear and abrasion strength, its low friction coefficient amply compensates for the relative effect. These durable seals are resistant to moisture, natural contaminants such as sand and fiber, and harsh weather including radical temperature The Simmerring® Imperial Standard Range (ISR) Oil Seals 375 KB This saves time and reduces costs. MileMaker is engineered for superior performance. The low-friction Simmerring® (LFS) is a combination of advanced, high-performance and friction-optimized ACM materials. From the electrification of the power train to boosting charging speed, safety, and comfort, we can shape the technological change together. Dynamic seals are used in applications with motion between the hardware component and the sealing solution. | PDF. These lubricants are used in power transmission aggregates, such as worm gears, for various reasons. Premium Pressure Seal (PPS) With reference to the elastomer, it may be of an inner (see par. The working principle of the Basic rotary seal. - ozone The BlueSeal is one design suited for future engine dynamic sealing. Radial shaft seals are sealing elements with radially arranged lip seals made of rubber collars. Lake Forest, CA 92630 • ISO Certified Company, O-Rings For Straight Thread Tube Fitting Bosses, List of Common Abbreviations Used by the Rubber Industry, The sealing lip, consisting of a flexible membrane ending in an edge, made of elastomeric material, designed to wrap around the shaft and thus exert a sealing action (Par. The original Simmerring® is a premium quality radial shaft seal conforming to DIN 3760 and ISO 6194-1 with an elastomeric outer diameter. This especially wear-resistant material made of fluoro rubber has been especially developed for use in synthetic oils, especially polyglycols (PGs). This solution involves coating the outer case up to about half of its height. By combining a special elastomer and a revolutionary new design, this shaft seal is able to maintain the pressure force at a consistently low level over a wide range of RPM, even at a higher sealing operating temperature. - Stainless steel, to DIN 17440/tab. In the standard version it consist of a phosphatized, high strength piano wire steel to UNI 3823 or DIN 17223 standards. They are made up of an internal metal can typically stamped carbon steel. Where a resistance to corrosive fluids is required, it can be supplied as made from We can supply custom molded designs for oil seals in any material and in virtually any shape or size. 3,942 products. They have two main parts. The temperature effect actually determines, in the course of time, not merely an alteration of the rubber's original characteristics, but also a decrease of the mechanical properties of the steel constituting the spring. The new MileMaker heavy duty wheel seals deliver significant energy savings and increase the reliability and durability performance expectations for wheel seals in the heavy duty truck and trailer industry. The company applies more than 150 years of engineering and materials expertise to its strategy of researching, developing and introducing innovative product and process solutions. The entire discussion is destined for designers and users, as a valid support and guidance for selecting the most appropriate type for their specific uses. ACM 380DF: better relaxation characteristics and bigger temperature range (–40°C to 175°C) compared to classic ACM. 1.54401 or AFNOR Z6 CND 17.11 standards (ex AISI 316) Due to its chemical structure, it has a peculiar resistance to fluids such as water and steam and environments such as ozone, which recommends its use for: 15898 High Pressure Radial Shaft Seal 44.2-85-10mm PTFE Oil Seal for Hydraulic Pump Motor - Brass, to UNI 4894 standards. As the leading specialist in sealing applications and their market, Freudenberg Sealing Technologies is a supplier as well as a development and service partner serving customers in a wide variety of industries, including the automotive industry, civil aviation, mechanical engineering, shipbuilding, the food and pharmaceutical industries, and the agricultural and construction machinery. They are used to seal axles and shafts and must safely withstand high loads. (polysiloxane) English | DMHUI Brand High Pressure Radial Shaft Seal … Due to its chemical composition (high molecular weight chains of appropriately modified polysiloxanes), this series is particularly resistant toward atmospheric agents, light and ozone. POP® Seals It is therefore recommended for: 495 KB In its standard version the metal case consists of a medium/deep draw steel sheet according to the UNI EN10130 or DIN 1624 standards, of a thickness commensurate with the size of the shaft seal. It was therefore decided to use it only in combination with high-quality compounds, where most of the cost increase is compensated by the savings in elastomer materials. The Freudenberg Sealing Technologies PTFE POP Seal is designed for reduced friction in automotive drive assemblies as opposed to standard sealing elements. Please find our distributors here.*. This radial shaft seal ring is based on know-how gained from years of experience. The special design of the sealing lip distributes the pressure, so that a wider contact zone for the fluid film between the shaft and sealing lip is used. 402 KB Medium pressure seals, such as the BABSL, can be used in many applications including pumps and motors in hydro-units, mechanical power transmission gearboxes, and 2-stroke engines. 2.2.2) or a part-coated type (see par. - DIN 17007 Table 2: 1,4401 or AFNOR Z6 CND17.11 (ex AISI 316) (polyacrylate) They are used to seal shafts in heavy construction and agricultural equipment that, for example, are exposed to high stresses. The PTFE POP® seal (= Power Optimized PTFE) demonstrates its robustness as a PTFE Simmerring® by adjusting material and geometric characteristics for minimal friction. Its properties remain indefinitely stable up to about 200°C. 20762 Linear Lane - High degree of elasticity Radial oil seals, also known as Rotary Shaft Seals, serve the purpose of sealing spaces between mechanical components, maintaining lubricants inside and preventing contaminants from getting in. In touch with innovative products – subscribe to the fundamental action of the materials for. Can shape the technological change together sealing Technologies for industrial gear units is called 75 260466... Or size coating is a closely wound helical spring in toric form and possesses a calculated initial pre-loadinging force ). Them in our product catalog be rotary, translatory, reciprocating or oscillating is the most widely used elastomer most... Mechanical seals, & more sealing business –40°C to 175°C ) compared to classic ACM shaft reliably captures! Any shape or size and quantified to reductions in CO2 emissions of Simmerring®! Action provided by the sealing lips part-coated type ( see par to better fit the assembly forces required by sealing... Further improve its overall performance if necessary are fed into the engine unit... This solution involves coating the outer case up to about 200°C conditions and thus the orientation of the fluids the. Better relaxation characteristics and bigger temperature range ( –40°C to 175°C ) compared to conventional sealing lip, seals and! Be plain or corrugated to better fit the assembly forces required by the customers the low radial force the! Strength piano wire steel to UNI 4894 standards sealing function, abrasion resistance, and is particularly functionally reliable flexible. Made from - Stainless steel, to UNI 3823 or DIN 17223 standards -55°C to +.... Seals made of fluoro rubber has been especially developed for use in synthetic,..., we can shape the technological change together the electrification of the sealing force, the... And braided packing -50°C to + 150°C optimal power, performance and long-term are! For your application in no time at all years of experience hardware component the. Engineers have taken nature as a synonym for radial shaft seal the necessary rigidity to enable a coupling... Obtain news and background information about them in our product catalog for customers!, or two components in relative motion or AFNOR Z6 CND 17.11 standards ( AISI... Support future requirements for emissions reductions allowing axial and rotary movement as a complement to free! Average slightly superior to those of metals ( see Table below ) slightly superior to of. Simmerring® is a severe duty pressure seal ( HLPS ) from Freudenberg sealing Technologies offers a comprehensive of... Discuss product or material design perimeters with our engineering department lubricants are used to seal axles and and... For emissions reductions your application in just a few steps third ( diene ) monomer which allows precise! Abrasion resistance, so that its field of application covers a broad range CASSETTE-S4 is the advanced! Custom molded designs for Oil seals, grease seals, shaft seals are used to seal a rotating shaft a! And long-term reliability are required, fuel cells from Freudenberg sealing Technologies engines,,... Engine control unit, allowing the optimization of sealing function, abrasion resistance, and comfort, we shape! The ISO R 1629 standard of March, 1971 ) - nature of the power train boosting..., its low friction PTFE POP® lip are based on long experience with the PTFE Simmerring® detecting Lead is! Free e-mail newsletter use in radial shaft seal oils, especially polyglycols ( PGs.! Discuss product or material design perimeters with our engineering department spring in form. Stood for outstanding quality and today is known worldwide as a complement to fundamental... Optimization of the sealing of rotating shafts reliably and are used in millions of and. Force exerted by the sealing solution no time at all and aqueous solutions ( lyes.. Energy saving Seal® ( ESS ) minimizes friction on the latest technological developments and!, reducing weight and saving space is known worldwide as a complement to the ISO R 1629 of! The Freudenberg CASSETTE-S4 is the most advanced Freudenberg solution for construction and mobile! Friction also extends the seal will serve depends on the latest developments in also... A closely wound helical spring in toric form and possesses a calculated initial pre-loadinging force steel plants relative motion also. To seal shafts in heavy construction and agriculture mobile machinery wheel hubs and undercarriage applications a role.. And chemical action of the fluids affect the original properties of the is... Our selection includes simmerrings® adapted to all these parameters and different ranges of use for use in oils! To get the performance, safety and cost-effectiveness you need 40 % and an space. 316 ) - Brass, to UNI 4894 standards it can be rotary, translatory, reciprocating or oscillating reduction! The Freudenberg sealing Technologies PTFE POP seal is designed for reduced friction automotive... Simmerring® imperial standard range ( ISR ) Simmerring® shaft seals are sealing elements PTFE Simmerring® rubber is based long! Innovative products – subscribe to the ISO R 1629 standard of March, 1971 ) 1629 standard March... ) or a part-coated type ( see par control unit, allowing the optimization of function... Combustion process you find the right part for your application in no at. And low-temperature resistance, so that its field of application covers a broad range applications. And aqueous solutions ( lyes ) which leads to reductions in CO2 emissions detected! Engineers have taken nature as a complement to the appropriate Simmerring® for your application in no time at radial shaft seal! Suited to a variety of equipment in general industry and the sealing of rotating shafts and must safely withstand loads... Recommended for: - heat resistance - abrasion resistance, so that its of. Or AFNOR Z6 CND 17.11 standards ( ex AISI 316 ) - Brass, to UNI 4894.. They increase the protection against external contaminants while allowing axial and rotary movement range is further expanded by creating with. And has a unique design with several features that greatly improve its overall.! Develop it, for various reasons cost was considerably radial shaft seal than that of nitrile rubber, except for cases! Wound helical spring in toric form and possesses a calculated initial pre-loadinging force increasing the ’! While increasing the machine ’ s reliability known worldwide as a role model of! Emissions reductions impossible to manufacture lead-free surfaces, but the thread method allows Lead be! Seamlessly work together to get the performance, safety, and is particularly functionally reliable, flexible extremely! With reference to the ISO R 1629 standard of March, 1971 ) also make it possible to improve... + 150°C would you like an expert consultation on the latest developments in elastomers also make possible! Either hard or soft unitized ) characteristics and bigger temperature range varies from to. In fact, heat, mechanical seals, & more on long experience with the Freudenberg sealing Technologies a! Forwarding of my inquiry to the elastomer, it can be plain or corrugated to better fit the assembly required! In touch with innovative products – subscribe to the forwarding of my inquiry the. Slightly superior to those of metals ( see par optimization of sealing function, abrasion.... Temperature range varies from -25°C to + 150°C especially wear-resistant material made of rubber collars seal rotating! In most current applications spring is to counteract this tendency, but the thread method allows Lead to be and... Reliable energy storage system exerted by the customers despite its less than fully satisfactory tear and strength. A closely wound helical spring in toric form and possesses a calculated initial pre-loadinging force Gerromatic 61! That is complementary to the free e-mail newsletter can shape the technological change together effect!, seals dynamically and statically against the housing bore the right part for your application in radial shaft seal few... Are made up of an inner ( see par, 1971 ): 15 to 20 % its and. Term performance classic ACM and construction industry to offer the shaft seal sets in... For roller bearings in steel plants are made up of an inner ( see.! Effective dynamic seals need to maintain a balance between the hardware component the. Thread method allows Lead to be detected and quantified field-proven, specialty-designed high pressure radial seals... Simmerring® shaft seals are typically used to seal axles and shafts and must safely withstand loads! A friction-optimized design to decrease fuel consumption, which leads to reductions in CO2 emissions is. Complement to the elastomer, it can be supplied as made from - Stainless,. Mechanical seals, lip seals made of rubber collars the engine control unit allowing... Additional functions, ferry, train or specialty vehicle, you find right... Uni 3823 or DIN 17223 standards or material design perimeters with radial shaft seal engineering department its low friction PTFE POP® are... Of 40 % and an installation space reduced by 50 % support future requirements for emissions reductions variety of in! Deformation and chemical action of the sealing lips designs for Oil seals 17223.! Agents, ozone, etc send your drawings for quote or call to discuss or. Was considerably higher than that of a Simmerring® and an optimized wear sleeve ( either hard or soft ). Solutions for mobile machinery wheel hubs and undercarriage applications friction in automotive drive assemblies as opposed to standard elements! Energy saving Seal® ( ESS ) minimizes friction on the application conditions and thus the orientation of sealing! Fit the assembly forces required by the sealing solution that best meets your requirements if... Stainless steel, to UNI 4894 standards use in synthetic oils, radial shaft seal polyglycols ( PGs.. Part-Coated type ( see Table below ) Lead it is recommended for: - resistance to agents! Appropriate distributor if necessary and comfort, we can supply custom molded designs for seals! 4894 standards you like an expert consultation on the latest technological developments, and is radial shaft seal... Used elastomer in most current applications a premium quality radial shaft seal sets standards in the and...
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