This lookup tool allows you to quickly locate any active product in the current skf catalog. Skf polyseal is a leading manufacturer and supplier of hydraulic seals, excluders, engi neered plastics and precision machined guide. The most important criteria that influence the maximum operating pressure at which orings in static radial sealing can be used. For slidevalve modulation systems, piston seals, rod seals and guide rings provide low seal wear, low cylinder wear, and low friction to keep your partload operations at maximum efficiency and reliability. Skf slc produces over 30 million seals each year in close to 50,000 part numbers. Throughout different types of machinery, hydraulic seals are an essential piece to. Cushioning seals minimize wear and noise in airpowered cylinders by preventing the piston from slamming against the cylinder body. Oil seals help a rotating shaft and the bearing within reach its maximum service life and reliability. Skf achieves this by combining handson experience in over 40 industries with its knowledge across the skf technology platforms.
To provide the highest levels of quality and customer service, these products are available worldwide through skf sales channels. Seals catalogue skf publication 5181 e was published in 2001. To match all individual application requirements the skf range of hydraulic seals comprises. The main tasks of hydraulic seals are to retain hydraulic fluids, to exclude solid or liquid contaminations and to maintain the hydraulic pressure. To make this new edition skf publication 5397 e an even more comprehensive guide, numerous revisions, additions and enhancements. Radial shaft seals are mainly used to seal lubricating oils and greases as well as hydraulic fluids including nonflammable fluids. When it comes to hydraulic seals, they are designed for highpressure dynamic applications like hydraulic cylinders.
Seals play an important role in hydraulic cylindersthey contain the fluid and prevent the leakage of fluid between components. The simplex shaft components, including sterntube seals, intermediate shaft bearings, thrust bearings as well as complete sterntube solutions and accessories, have set. Cr seals skf 105xx12 nitrile oil seal crw1 design, 105 mm shaft, mm od, 12 mm width, nitrile lip material, crw1 design. Mfp seals, a division of martin fluid power, is focused on providing you superior customer service, an effortless experience and our broad network access to all of the sealing devices that are available worldwide. Their advanced level of sealing technology is the result of many years of development and field experience gained in the various sectors of mechanical. The first edition of the sealpool hydraulic seals catalogue skf publication 5181 e was published in 2001. Kantseal square sectioned ring for static applications 3. Skf piston seals skf slc produces over 30 million seals each year in close to 50,000 part numbers. Hydraulic seals, rotary shaft seals, orings by trelleborg. Skfs s1s hydraulic seals create value by reducing the need for maintenance, thereby. Over the years we have built on our expertise in bearings, extending it to seals, mechatronics, services and lubrication systems. Doubleacting piston seal dk08p pressurized from the system pressure in a hydraulic cylinder. In such applications, the function of hydraulic seals goes far beyond preventing fluid leakage hydraulic seals in our ecatalog.
Speedisleeve shaft repair kits, large diameter seals, metric seals, vring products, heavyduty df, hydraulic pneumatic, scotseal. Seals handbook, skf publication 5300 and sealpool hydraulic seals. Martin fluid power best sealing solutions, hydraulic. The 21115 is produced by skf seals and is described as a skfseal 21115 small bore seals. Skf slc produces over 30 million seals each year in close to 50,000 part. Ptfe seals for screw compressors addison, illinois. These tasks require a variety of different seal designs and appropriate accessories. Hydraulic seals linear metric version complete catalog ver. Our range of products includes orings, hydraulic seals, rotary shaft seals, oil seals, static seals, pneumatic seals, mechanical face seals and many more. The top countries of suppliers are singapore, china, from which the percentage of skf hydraulic seals supply is. Piston seals make a seal between their outside edge and the cylinder bore to prevent internal leaks. Our skf seals, are used in pressures from vacuum to over 20,000 p. To provide the highest levels of quality and customer service, these products are.
Standard or imperial sizes come in fractions of an inch. Axial mechanical seals these are face type seals in which the sealing contact is between radially mounted. Widely used and professionally accepted, the catalogue has become an authoritative reference work. Please call your local james walker contact if the size you want is not listed. Hydrapak offers all the necessary elements for virtually every seal application. Typical examples would be a valve cover gasket or oring. With the skf seal jet, concar now offers a machine for producing needsoriented seals in its own factory. Orings and backup rings maintain sealing contact force by radial or axial deformation in the seal housing between two machine components. Seals global products seals north america part lookup seals north america interchange separator filter dryer ebusiness heavy duty automotive aftermarket. For information about lead times and deliveries, contact your local skf representative or skf authorized distributor. Hydraulic cylinders operate in a variety of applications and environmental conditions, including exposure to dust, debris, or outside weather conditions. Nitrile is a very strong and resilient synthetic rubber frequently used for oil seals, hoses and fuel handling equipment due to its particularly high chemical resistance to hydrocarbons and acids. We focus on providing system repair products with a wide range coverage so that you dont have to look very far for the parts you need.
Buffering seals protect hydraulic cylinders from pressure spikes and shock in highpressure hydraulic applications. Not only must the hydraulic seals prevent leakage of fluid from the cylinder, but hydraulic seals must also withstand high pressures, extreme temperatures and transverse forces within the cylinder. We continue to meet the design challenges of our customers. The company was founded in sweden in 1907 the same year as the ball bearing became a commercial product. Skf marine is a specialized provider of products and mechanical services for propulsion shafts and sterntubes. Reduced leakage and friction, together with a long and reliable lifecycle. From our extensive stock of hydraulic, pneumatic and other seals, we can offer you the shortest delivery times, any time, anywhere, any seal. We offer one of the largest selections of skf polyseal products with a proven track record of exceptional quality. Detailed information about the products can be found in the skf catalogues industrial shaft seals and hydraulic seals. These tests are intended to replicate as closely as possible actual operating conditions on board. The s1s is a singleacting rod seal made from ecopur, an skf polyurethane com pound developed to meet these challenges. Trelleborg sealing solutions is a leading global supplier of sealing solutions. This is skf f rom one simple but inspired solution to a mis alignment problem in a textile mill in sweden, and fifteen employees in 1907, skf has grown to become a global industrial knowledge leader. Skf 5244e chicago rawhide industrial seals accent bearings.
Skf seal handbook includes stock listing for shaft sizes up to 180 featured products include. From automotive to heavy duty to industrial applications, skf offers a. Skf chicago rawhide seals addison, illinois bearings. Hydraulic seals are a device that restricts the escape of fluid and foreign materials from entering in a hydraulic application such as a cylinder. The static sealsstatic seals function of a static seal is to create a barrier between nonmoving surfaces. The purpose of this publication is to provide an overview of the main products within these groups, their characteristics and suitability for different application conditions.
Skf seals master interchange includes large diameter seals, split seals, heavy duty waveseals, hydraulic pneumatic, metric seals, speedisleeve, scotseals, and hubcaps skf is your source for a wide range of products covering various industries. Differential pressures acting on the piston to extend or retract the piston rod can be in excess of 400 bar 5 800 psi. We can say with pride, our customers often describe us as such. Founded in january 1977, martin fluid power includes five wholesale distribution locations in the united states, plus locations in. We deliver seal solutions to meet the needs of every customer in a vast array of industries including. Atmus represents skf products in four major categories. We sell high quality hydraulic seals, wipers, rod seals, piston seals, wear rings for the fluid power industry. Your source for hydraulic seals hydrapak seals inc. Through a strong network of more than 10 000 distributors and dealers within the vehicle, our spare parts for. With over 70 different high quality products available in thousands of sizes.
Oil seals retain lubricants, exclude contaminants, separate fluids, and confines pressure. Hydraulic seals parker hannifin prdifa technology diision precision seals for hydraulics elastomer seals are functionally reliable components of fluid engi neering equipment and systems. The vast majority of the skf oil seals stocked by us are made from nitrile synthetic rubber, although we do also offer some in viton and polyurethane. The skf range of industrial seals and accessories is divided into five main groups. This can be done by entering the stock number if known, a shaft and bore combination or a shaft or bore alone. Find out more about us in our company presentation film. When vota does not have the seal in stock, no one has. Piston seals maintain sealing contact between the piston and the cylinder bore. You can also choose from nonstandard skf hydraulic seals, as well as from pu skf hydraulic seals there are 271 suppliers who sells skf hydraulic seals on, mainly located in asia. The skf vehicle aftermarket boasts a product range of over 20 000 variations in unmatched quality. Clicking the stock numbers that appear will bring up a detail page with dimensions and in many cases a product crosssection view and picture. Hydraulic seals linear inch version complete catalog 8. To prevent these contaminants from entering the cylinder assembly and hydraulic system, wiper seals also known as scrapers, excluders, or dust seals are fitted on the external side of the. Cr radial shaft seals, type hms5 rg and hmsa10 rg are stocked in a wide range of sizes, please contact your nearest skf distributor or skf sales representative for information about availability and delivery time.