Shown below is a complete sealing system featuring parkers ptfe fluid power seals, weargardtm wear rings and parkers proprietary resilontm bt profile rod seal. The patented blowout resistant seat design offers reliable sealing. The higher the pvrating is, the higher the seals ability is to handle a higher combination of pressure and. Trelleborg sealing solutions offers a wide range of hydraulic rod seals that provide the ultimate in protection from ingress of media. Rotary seals selection criteria radial oil seals family seal installation outer cover dust lip technical data profile page tss type standard characteristics size range mm rubber coated metal with without speed ms pressure mpa max. Pneumatic seals 7 parker hannifin gmbh packing division europe pneumatic seals parker hannifin gmbh packing division europe range of seals working data stated above are valid for standard materials and use in standard media. Rotary seals introduction between the sealing lip and the shaft when the system is. Enumclaw, washington sa helical, hydraulic rotary actuators 3027 service epair anual catalog h30 general safety guidelines before beginning service andor repair of the. Parkers proprietary clipper oil seal design features an integrally precisionmolded rubberaramid fiber composite outer case heel and elastomeric sealing lip. From orings to pistons seals, rotary seals, custom seals and more, turn to the world leader in sealing solutions.
Catalog eps 5350usa applications clipper oil seals are used in a wide range of industries including light industrial, mining, paper, steel, food processing, marine, aerospace and petrochemical. Radial oil seals 27 tra iso 61941 din 3760 type a 4 500 x x 30 0. The clipper design features an integrally molded rubber fiber outer case and an elastomeric seal lip. In 2015, parker hannifin corporation launched an interactive digital reference guide to enhance and broaden the customer reach of the existing parker oring handbook, the parker oring ehandbook. Over the years we have built on our expertise in bearings, extending it to seals, mechatronics, services and lubrication systems.
Pneumatic seals operate in dynamic applications, often at high speeds, generally with rotary or reciprocating motions. For more detailed information, please consult the respective catalogue pages for the seal profile. Clipper seals are available for shaft diameters from 0. Electronic pdf versions of the oring handbook are available on our website both from the homepage as well as under the support tab. Parkers rotary sealing solutions program provides the most complete coverage in the industry of shaft seals for. With over 10,000 tooled sizes, clipper seals are readily available for most applications in either a solid or split design. The parker v seal is an all rubber rotary shaft seal that is used primarily for the exclusion of dirt, dust or water as well as retention of grease and other viscous fluids. Comparison of common seal types a number of common seal types, tseals, ucups, vpacking and other devices, have been, and are still used for both dynamic and static seals. In addition to the pdf version, we also offer an interactive oring ehandbook which provides animations, videos, and online chat features to assist with the selection of your oring needs. Check out parker fluid seal design guide for more information. Enumclaw washington sa helical hydraulic rotary actuators 20 series service epair anual catalog h 421 1 2 02 206 304 205 302 200 202 03 420 401 204 207 302 205 304 206 04 109 2 1 4 421 106 01 template rev j t. Sealing devices provides highly engineered and technical springenergized seals and solutions.
Also known as oil seals, use these to retain oil on rotating shafts in motors, pumps, bearings, and gearboxes. Below is a list of system seals most popular hydraulic and fluid seal products and links for more details. In addition, where a standard product type is not suitable, custom solutions can be. We work with our customers to provide solutions to meet their service life objectives from short. Designs are available with or without stainless steel garter springs which provide correct interface with rotating shafts.
Parker cassette seals deliver durable sealing reliability in demanding applications. Pdf file, parker rotary sealsclipper oil seals, parker oil seals, shaft. It consists of a rubber element with a fabricreinforced running surface and two antiextrusion rings. How can i get an electronic copy of the parker oring. Cclliippppe err oiillsseeaallss innttrroodduuccttiioonn. Rod seals are used in hydraulic cylinders for fluid sealing. Rotary seal design guide, catalog eps 5350 parker hannifin. Design chart 54 provides the basis for calculating gland dimensions.
Comparison of common seal types a number of common seal types, t seals, ucups, vpacking and other devices, have been, and are still used for both dynamic and static seals. Flexilip rotary seals product offering the key application considerations that help in the selection of the right flexilip profile are operating. Parker rotary seal advantages parker is uniquely positioned to provide wind turbine manufacturers worldwide availability to a wide range of sealing solutions. The filled ptfe element provides greater chemical compatibility, wider temperature ranges, higher pressure capabilities, and longer life than elastomeric lip. Helical hydraulic rotary actuators helac corporation. These seals have a metal case that creates a tight seal when mating with smooth surfaces. Im constantly amazed and honored at how often i run. We invite you to download product files in cad, which are included in most of the detailed descriptions, or feel free to contact one of our specialists to help design seals that are optimized for your particular application. Jun 16, 2016 for more than 50 years, the parker oring handbook has been an engineering staple of the sealing industry. The parker flexicase is a rotary lip seal that features an id lip that seals dynamically on a shaft and metal casing on its od to seal statically pressfit into a bore. Our engineers understand the unique sealing needs across the many different applications, industries and markets we serve. Parts book p20p5051p7576p315 gear pumps and motors distributor program. Rotary shaft v seals and excluders from parker eps5350.
Ribbed bunan over steel creates a tight seal with the bore, even when mating with a rough surface or in a split housing. Examples of a rotary seal include sealing a motor or engine shaft, or a wheel on a fixed axle. When the shaft rotates, hydrodynamic processes, which may lead to a slight pumping effect, support the performance of the seal, particularly in case of radial shaft seals. The clipper design features an integrally molded rubberaramid fiber outer case heel and an elastomeric seal lip. Parker seal group engineered polymer systems division. Rotary shaft seals provide sealing and wiping functionality for rotating and swiveling movements under low pressure and high velocity. In addition to the pdf version, we also offer an interactive oring ehandbook which provides animations, videos, and online chat features to assist with the selection of your oring needs ss 1142019. When practical, a groove which accepts a flanged seal is preferred. Parker s flexicase seal is a metalcased rotary lip seal suitable for applications where elastomeric lip seals fail and mechanical seals are too costly.
We work with our customers to provide solutions to meet their service life objectives from short term, cost effective solutions to 20 year service life. Friction produced heat can quickly exceed the materials maximum temperature if careful consideration is not made to minimize friction. Introduction clipper oil seals 52 parker hannifin corporation eps division toll free. Clipper oil seal sealing products darcoid norcal seal. Highspeed rotary seal the 442 series high speed rotary seal is a premium seal that offers a significant advantage over traditional rubberandtextile rotary seals through its highly flexible, dualconstruction internal metal spring and seal lip. For the last 63 years, our customers have relied upon our expertise to deliver their engineered fluid. For the last 63 years, our customers have relied upon our expertise to deliver their engineered fluid seal and custom gasket solutions. The v seal can also be used as a secondary seal to protect primary seals from hostile environments.
Since its initial release in 1957, the parker oring handbook has become a. Rotary seals by parker include highpressurelowvelocity rotor seals and lowpressurehighvelocity rotary shaft seals. Rotary seal applications offer unique challenges to seal manufacturers. The ka rotary sealing set is a compact seal for sealing the highpressure channels of rotary transmissions. Hydraulic rod seals for fluid applications trelleborg. The parker product range is the most extensive available from any manufacturer, and includes orings and special moulded parts in more than 300 compounds, with specially developed materials approved to norsok, fda, usp class vi, iso10993, nsf, wras and dvgw. This allnew cr seals handbook from sf combines or best ideas and insihs from he ast and he resen we hoe i beomes yor. The most unique feature of the clipper oil seal is non metallic construction. Calculate the pvrating of the seal required for your application using calculator below. Parker eps, seals are not an addon to our business, seals are our only business. The unique, nonmetallic construction will not rust or corrode and. Parker hannifin sa 17 rue des buchillons zi du montblanc bp. The filled ptfe element provides greater chemical compatibility, wider temperature ranges, higher pressure capabilities, and longer life than elastomeric lip seals. Fluid power seals for hydraulic and pneumatic applications.
Ptfe lip seal design guide exists separately from other parker eps marketspecific publications precisely because virtually every industry has specific needs for the unique physical and chemical properties of these remarkable seals. Parkers flexicase seal is a metalcased rotary lip seal suitable for applications where elastomeric lip seals fail and mechanical seals are too costly. Enumclaw washington sa helical hydraulic rotary actuators 20 series service epair anual catalog h 421 1 2 02 206 304 205 302 200 202 03 420 401 204 207 302 205 304 206 04 109 2 1 4 421 106 01 template rev j. Flexilip rotary seals product offering the key application considerations that help in the selection of the right flexilip profile are operating temperature, media abrasiveness, pressure, external contamination, friction requirements, shaft diameter and total indicator runout tir.
When compared with an oring, these other seal types may show one or more design disadvantages which might be overcome by use of an oring. For more than 50 years, the parker oring handbook has been an engineering staple of the sealing industry. These complex rotary seals are used in harsh environments under extreme operating conditions to shield and exclude contaminants such as wash down water spray of gear reducers in food applications or external pollution and debris common. It consists of a rubber element with a fabricreinforced running surface and. Parker pr series plug valves provide positive leak tight shutoff, high flow capacity, and quick quarterturn operation in a compact attractive package. The clipper oil seal is the anchor of parkers rotary. Rotary seals this document, along with other information from parker hanni. This document and other information from parker hannifin corporation, its subsidiaries and authorized distributors provide product or system options for further investigation by users having technical expertise. The clipper oil seal is the anchor of parkers rotary shaft seal product line and is available in a wide range of profiles and material options. They are external to the cylinder head and seal against the cylinders rod, preventing leakage of fluid from within the cylinder to the outside. This book contains extensive information about the properties of basic sealing elastomers, as well as examples of typical oring applications, fundamentals of static and dynamic seal design and oring failure modes. Clipper oil seal the clipper oil seal is the anchor of the rotary seal product line. Parker oring handbook goes digital oring ehandbook. Nov 04, 2019 electronic pdf versions of the oring handbook are available on our website both from the homepage as well as under the support tab.
From fluid power and aerospace to life sciences and solar power, parker provides a wide range of specialty elastomers to satisfy unique sealing requirements with a combination of experience, innovation and support. Ptfes high temperature rating and tolerance of a wide range of chemicals make it suitable in. Parkers selection of products is the largest in the industry for hydraulic and pneumatic sealing systems, and our valueadded services are unequalled. A gasket is sandwiched between layers of sealing lips and the can to seal off the potential leak path.
The unique, nonmetallic construction will not rust or corrode and forms a gaskettype seal between the equipment housing and the seal. Parker oring handbook 5700 handbook introduction 12 seals build with the best. Our commitment to solving challenging sealing problems, providing top level customer. As an energizer element for elastomer energized hydraulic seals where there is a risk of the oring twisting. Parker hannifin corporation oring division 2360 palumbo drive, lexington, ky 40509 phone. Trelleborg sealing solutions supplies a number of seals, wear rings and scrapers wipers specifically engineered for pneumatic applications, where cylinders and valves are actuated by air.
Parker reco mmend s using a profile with a stainless steel band inserted into the side for dimensional stability during thermal cycling. Radial shaft seals parker hannifin gmbh packing division europe rotary seals introduction between the sealing lip and the shaft when the system is in operation. Pump seals and rotary shaft seals, including protech bearing isolators. The parker flexilip is a rotary lip seal that seals dynamically on the shaft, and seals. A majority of parker rod seals are manufactured utilizing a precision knife trim process to ensure the sealing contact with the dynamic surface yields the best possible performance. 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.
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