Packings are used as sealing devices for hydraulic and pneumatic cylinders used in various machines. The nok group will continue to create stronger and more original parts by further improving the seal technology, fpc technology. This page is packingsour products of nok corporation. Their use is critical in providing a way for fluid power to be converted to linear motion. The object of this book is to teach you more about hydraulics and its. Please note that the temperature at the lip of the t type seal rises twice as much as the s type, and that the temperature rise of the v and k types is the same as that of the s type.
Functional parts such as oil seals and mechanical seals created from noks technology are used not only in the automotive industry but also in various fields. The ecatalog of freudenberg sealing technologies fst. Free cad downloads, quick delivery, competitive pricing, and no minimum. Piston seals help ensure that pressurized hydraulic fluid does not move past the piston as it moves up and down the cylinder during a pressure cycle. Z oil seal cannot be used in areas subject to pressure. With hundreds of thousands of products to choose from and an ever growing product range, your industrial equipment needs are sure to be met here. American high performance seals hydraulic seals ahp seals. Profiles and material compounds for applications including high pressures, low friction, extreme chemical and temperature environments. This rotation seal with axle included is used, to separate muddy water and oil. Whether its pumps, motors, cylinders or valves, stationary or mobile hydraulic and pneumatic systems, freudenberg sealing technologies develops seals that are perfectly matched to the increasingly demanding areas of application and often harsh environmental conditions in fluid technology in. Stateoftheart hydraulic piston seals can be precisely adjusted to a particular application with the selection of suitable materials. Where we have a suitable tool, your seal will be supplied on short delivery time without tooling charge. Everything you need to know about hydraulic seals a2z seals.
Sealparts supplies a wide range of sealing solutions for rotating, reciprocating and static applications to industries worldwide. Type dimensions ush 12 20 5, nominal size of packing described in order of inner diameterd, outer diameterd, and heighth type sign part number cu3248k0 when placing orders for backup rings used in combination with packing, designate the nok part number and the model size. It has a large section and can be used for a wide range of operations, with excellent wear resistance and. Nok oil seals are used for sealing around a rotating shaft and keeping an oily fluid inside the engine, axle, etc. Even the machineries used for making such seals are innovative and technologically updated. Tasks of a hydraulic installation hydraulic systems are used in modern production plants and manufacturing installations. Nonetheless, a2z seals makes use of thousands of seal tools. Everything you need from a single source sealing solutions for fluid technology. Hallite offers a wide range of hydraulic rod seals for both singleacting and. Packing is a collective term for sealing devices that are mounted on the. Composed of synthetic rubber, metal rings and springs, they prevent the leakage of lubricants from gaps within machines and bearings.
The hydraulic fluids represent the medium for power transmission. The first chapter contains general technical information. Nok oil seal catalogue for nok seals oil seal suppliers. Determine the general category the seal application falls within table l. We have a number of seal maker machines that can manufacturer standard, bespoke and prototype fluid seals within 24 hours or sooner. To satiate the needs of customers, a2z seals now offers all seals and sealing kits in both large and small quantities with customized. Iso standards for installation spaces of piston seals, rod seals. Ush, pistonrod seal dual use packing integrated groove mounting from nok. Piston seals hydraulic cylinder seals grainger industrial. You dont have time to locate a seal that actually works with your equipment and lets you get your job done. From automotive to heavy duty to industrial applications, skf offers a.
Unit conversions unit conversions quantity unit conversion length inch 1 mm 0. Ush, pistonrod seal dual use packing integrated groove. Standard oil seals are selected on the basis of noks. Packing is a collective term for sealing devices that are mounted on the moving parts of hydraulic, pneumatic, and waterpressure equipment. The nok group will continue to create stronger and more original parts by further improving the seal technology, fpc technology, and roll. Seal countersurface finish properties, materials, fluid media and gap extrusion are discussed in detail. While preventing the leakage of lubricants, water, or chemicals, an oil seal also prevents the entry of dust and dirt into a machine. Lightweight, compact, and energysaving koyo oil seals offer high sealing performance, while being compact with reduced seal width. Temperature limitations for the stype oil seal, which is a typical oil seal, are summarized for your reference. This page is mechanical sealsour products of nok corporation. Hydraulic cylinder piston seals are installed in a groove around the piston.
Eccentricity select appropriate lip, case and spring material. Mo type mogoil seals moy type meseta seal sa1j, vaj and ka3j type. To provide the highest levels of quality and customer service, these products are. This will give guidance as to its availability in nonchart sizes. Sealing solutions for fluid technology freudenberg fst. If we do not have the mould tool required, we can swiftly and economically manufacture one inhouse. Polyurethane and ptfe materials mainly come into use. Maintaining a tight seal ensures that the cylinder maintains pressure. Determine if operating conditions exceed the design limits table 2. By hydraulics, we mean the generation of forces and motion using hydraulic fluids.
No matter if you require a simmerring, oring, rod seal or another solution, we have the right component available for you. A2z seals uses highquality materials from renowned brands, like nok, parker to provide top tier hydraulic seal kits. Misumi offers free cad download, short lead times, competitive pricing, and no minimum order quantity. Isodin seal designs and standards are also available, if required. Visit the seal maker service page for more information about the service. Innovative sealing solutions help customers to increase productivity and process reliability as well as to reduce total cost of ownership. Hydraulic seal valqua uhs30 sin thye loke oil seals sdn bhd. A wide variety of hydraulic seal nok options are available to you, such as mechanical seal, hydraulic, and o ring. In combination with the freudenberg sealing technology geometries which have been proven a million times over they always provide the optimal solution. Nok provides a wide range of packings for many purposes, including those for pistons, piston rods, etc.
Select nok packing taking the following four conditions into consideration. Hydraulic sealing systems are used in a wide range of differ. Use our ecatalog to find the right application for your specific requirements. Their advanced level of sealing technology is the result of many years of development and field experience gained in the various sectors of mechanical. Sealparts supplies a wide range of sealing solutions for rotating, reciprocating and static. Freudenberg nok standard seal types table 1 body symbols lip symbols general nonpressure fluid sealing applications and severe. Hydraulic cylinder rod seals pneumatic rod seals hallite. 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. Polyurethane, ptfe and nbr rod seals for hydraulic cylinders.
Hydraulic seals parker hannifin prdifa technology diision precision seals for hydraulics elastomer seals are functionally reliable components of fluid engi neering equipment and systems. Leakage through the rod seal can reduce equipment performance, and also in extreme cases can cause environmental issues. The rod seal is the most critical seal on any type of fluid power equipment preventing leakage of fluid from within the cylinder to the outside. Hydraulic seals are generally relatively soft, nonmetallic rings captured in groove or fixed in a combination of rings, forming a seal assembly, to block or separate fluid in reciprocating motion applications. Sourcing guide for nok hydraulic cylinder seal kit.
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