Catalogue parts must not be used for validation in automotive and aerospace applications. This all new catalog has even more standard sizes including our new line of 532 nominal cs o rings. Once you find the right o ring groove design you can easily order online from the worlds largest. Download metric oring sizes and standard sizes chart pdf oring standard size as 568a, bs 4518, gbt 3452. Find the right size orings, quadrings, xrings and squarerings for your application. This handbook is not complete, but in my opinion, it is the best book on the subject of orings currently available.
O ring groove design is a key consideration in the o ring selection process. Parker oring handbook goes digital oring ehandbook. The o ring fits around the part that inserts into the female piece. Oring size charts metric orings standard size orings. Oct 27, 2015 they are amongst the most widely utilized seal designs in the world. But despite the wide range of oring sizes, every oring has the same two dimensions. The delivery guarantee availability of moulds for individual dimensions of. Standard o rings are specified by their inside diameter and cross section width.
Oring face seal connections tube fittings are according to sae j1453 and iso 84343 standards, surface finish acceptance criteria for oring face seal groove design connection typical for all styles very important. Find the right size o rings, quad rings, x rings and square rings for your application. Sae j1453 o ring face seal groove size chart knowledge. Due to the number of ways they can be utilized, there are essentially an endless number of o ring sizes. An o ring is a circular crosssection ring molded from rubber figure 11. Until now, oring standards have left a gap between the 18 and 316 nominal cross sections.
Full size representations of our standard size o rings are displayed. As568 dash number appears to the right of o ring inside diameter i. Sae j515 hydraulic o rings specification standard pdf download jul 04, 2019. So, the nominal size is in fact based on the gland size and not the o ring size. Size references have been modified to match bs1806 and as568, however there are two tolerance standards in existance that do not necessarily match. In simplest terms a shaft seal is a barrier with four functions. But despite the wide range of o ring sizes, every o ring has the same two dimensions. Custom and nonstandard o ring sizes available with no tooling or setup fees. O ring handbook parker hannifin o ring division europe. Metric oring size and standard sizes chart pdf oring standard size as 568a oring standard size bs 4518 oring standard size gbt 3452. We also manufacture non standard sizes to order and can vulcanise rubber cords for larger.
May 17, 2018 two things are equally important for the reliable performance of an oring seal. So, the nominal size is in fact based on the gland size and not the oring size. Oring sizes metric and standard chart sizes of orings. Oring, xring, backup ring, vseal, hydraulic and pneumatic application, rubber products application and ptfe seals catalog download. These additional factors have to do with manufacturing, inspecting and storing the orings properly and are typically addressed by a good quality assurance. Our oring size charts show the common oring size standards most often usedreferenced standards by our customers in the us and internationally.
Preface this catalog lists koyo oil seals and o rings, including all items of the dimension series specified in iso, jis and jaso japanese automobile standards organization standards. In order to seal properly the oring has to deform in the application by being compressed and stretched in any number of ways. Designing the parts of an application where orings will be applied is broadly termed oring groove design. Oring groove design is a key consideration in the oring selection process. Thus, the need for size standards which cover the most common sizes used.
Designing the parts of an application where o rings will be applied is broadly termed o ring groove design. An oring is a circular crosssection ring molded from rubber figure 11. How to calculate the right oring size with the parker o. Two things are equally important for the reliable performance of an oring seal. Download the complete handbook256 pages 11665kb our brands. Thousands of nonstandard sizes are available in stock or can be made within a few weeks typically without tooling fees so no need to settle for a less than optimal fit. Orings are the most widely recognised seal and are commonly found in many different applications. They used to also use these fractional dimensions as the gland size. O ring guide introduction the o ring, or toroidal seal, is an exceptionally versatile sealing device. They are amongst the most widely utilized seal designs in the world. Inside diameter tolerance cross section tolerance inside diameter tolerance cross section tolerance 001 0. The seal assembly consists of an elastomer oring and a gland. Custom sizes of almost any dimension are possible such as miniature o rings and special o rings with large dimensions.
Due to the number of ways they can be utilized, there are essentially an endless number of oring sizes. Find the right size o rings, quadrings, xrings and squarerings for your application. The oring ehandbook is expected to bridge the generation gap, filling the need for all learning and reference styles. Browse design considerations and recommendations for static face seals, metric o rings, static dovetail o rings, static rodpiston o rings and dynamic rodpiston o rings. The parker oring handbook has been a standard reference work used by seal. Standard orings are specified by their inside diameter and cross section width. Whenever a shaft rotates, it needs a bearing arrangement for smooth, effective operation. Oring wholesale distributor online prices with low minimums, quantity breaks, discounts. The tolerances of the oring dimensions are determined according to din iso 36011 class b. Oring calculator helps you to select the recommended oring sizes based on the groove or any size given. Oring handbook parker hannifin oring division europe. Oring sizes, metric o ring standard size charts, ffkm, hnbr, nbr, silicone, nitrile, epdm, viton. Fullsize representations of our standard size orings are displayed. The seal assembly consists of an elastomer o ring and a gland.
Dimensions per as568 although tolerances vary by use. This oring size chart displays the actual sizes represented by the as568 standard oring size chart. O rings offer many benefits to designers, engineers, maintenance staff and plant. Oring standard sizes, tolerances per as568 specifications. Applications, ranging from garden hose couplings to aerospace or oil and gas duties, make it the worlds most popular volumeproduced seal. Use the usa standard o ring sizing chart to find parker and as568 o ring sizes that work for your application. The design of the groove where the oring sits plays a major role in how the oring performs its sealing role. O ring, x ring, backup ring, vseal, hydraulic and pneumatic application, rubber products application and ptfe seals catalog download.
How to calculate the right oring size with the parker oring. O rings o rings are manufactured according to metric and imperial international standards such as as568b, din iso 3601 and jis. Popular oring size standards include usas as568 oring size chart, the uks bs 1806 oring sizing chart, and japans jis b 2401 oring size list. Because of its popularity, there is virtually an unlimited number of possible sizes of an o ring. Standard o rings are available in 369 sizes as set up by the aerospace standard 568 published by the society of automotive engineers. Prior to the common use of dial calipers many people called out a 1 inch by 114 rt oring, this was a dash 214 oring. The design of the groove where the o ring sits plays a major role in how the o ring performs its sealing role. Prior to the common use of dial calipers many people called out a 1 inch by 114 rt o ring, this was a dash 214 o ring. Millions of o ring sizes are instock and ready to ship today.
Precision associates 48 page 5mb catalog illustrated with fullsize drawings of standard size orings plus dimensions and tolerances. These sizes are designated by dash numbers shown on the 568 dash chart and are standardized by imperial dimensions. Parco orings are available in a wide range of standard and nonstandard sizes that are suitable for nearly all sealing applications. Oring size is defined by inside diameter and width crosssection and is listed in both fractional and decimal dimensions with tolerances. My special thanks go to niels christensen, the danishamerican inventor of the oring. Oring kits the handy carrying case with orings is ideally suited for. Sae j515 hydraulic o rings specification standard pdf download. Wherever theres a bearing, youll find a seal helping it to reach its maximum service life and reliability. All books are in clear copy here, and all files are secure so dont worry about it.
An o ring is one of the most common types of seals in the world. O ring calculator helps you to select the recommended o ring sizes based on the groove or any size given. This all new catalog has even more standard sizes including our new line of 532 nominal cs orings. This item also does not follow the notion cs od id. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. Metric oring groove dimensions are listed for the most common metric cross sections with and without backup rings.
Parkers new oring selector is an engineering design tool that enables users to make the right material and size selections easily, quickly and reliably in a single application. Standard usa orings sizes dimensions per as568 although tolerances var y by use. Use the o ring size chart to find the perfect as568 o rings for you. The oring configurator report is merely a product recommendation and should be discussed with a sales engineer from freudenberg sealing technologies. Email this page download pdf download pdf printable page. Apple o rings are available in a choice of six basic materials, each in a range of optional durometer shore a. The original formats of the printed catalog and searchable pdf will still remain available via parkers catalog services and the oring division website. As568 standard oring size chart 23 las colinas lane suite 108 san jose, ca 95119 tel. Popular o ring size standards include usas as568 o ring size chart, the uks bs 1806 o ring sizing chart, and japans jis b 2401 o ring size list. Complete information, charts, tables, resource links for oring sizes, tolerances, physical properties, est. Precision associates 48 page 5mb catalog illustrated with fullsize drawings of standard size o rings plus dimensions and tolerances.
Browse design considerations and recommendations for static face seals, metric orings, static dovetail orings, static rodpiston orings and dynamic rodpiston orings. As568 standard o ring size chart 23 las colinas lane suite 108 san jose, ca 95119 tel. Standard sizing charts for orings, metric orings, quadrings, xrings, and square rings to find the perfect fit. Metric o rings and custom size o rings are often used when a standard o ring size will not fit an application or existing hardware. This new version has more orings illustrated, including precision associates own extended standards. Metric orings and custom size orings are often used when a standard oring size will not fit an application or existing hardware. Once you find the right oring groove design you can easily order online from the worlds largest. Orings and backup rings trelleborg sealing solutions. The eriks oring manual is a guide which assists you in the selection of the best oring out of the correct rubber compound in the right application. Food and drug o ring medical pharmaceutical o ring semiconductor o ring potable water o ring download o ring charts. O ring face seal connections tube fittings are according to sae j1453 and iso 84343 standards, surface finish acceptance criteria for o ring face seal groove design connection typical for all styles very important.
This new version has more o rings illustrated, including precision associates own extended standards. Click here for pdf download installation dimensions for dovetail groove. How to determine oring size for sequence in ordering. Metric o ring size and standard sizes chart pdf o ring standard size as 568a o ring standard size bs. Sae j1453 o ring face seal groove size chart jun 10, 2019. Oring size chart the oring store llc, we make getting o. The normal o ring sizes herein shown are based upon a 70 durometer nitrile standard. The international standards organisation iso standard, iso 3601 comprehensively defines both the oring and hardware dimensions for rod, piston, face seal grooves. The oring ehandbook will provide visual learning, interesting excerpts. The o ring configurator report is merely a product recommendation and should be discussed with a sales engineer from freudenberg sealing technologies. Our most common types are rubber orings which are available in various compounds to suit your application. Standard usa orings sizes oring suppliers kalrez, viton.
Sae j515 dec2001 is specification for hydraulic oring materials, properties, and sizes for metric and inch stud ends, face seal fitting and fourscrew flange tube connections. In order to seal properly the o ring has to deform in the application by being compressed and stretched in any number of ways. O ring kits the handy carrying case with o rings is ideally suited. Standard usa o rings sizes dimensions per as568 although tolerances var y by use. O rings are used in a variety of applications in different industries around the world. The international standards organisation iso standard, iso 3601 comprehensively defines both the o ring and hardware dimensions for rod, piston, face seal grooves. Preface this catalog lists koyo oil seals and orings, including all items of the dimension series specified in iso, jis and jaso japanese automobile standards organization standards. Custom and nonstandard oring sizes available with no tooling or setup fees. The eriks o ring manual is a guide which assists you in the selection of the best o ring out of the correct rubber. Both are interlinked, thus ensuring the best possible combination of the calculated oring size and material choice. Dichtomatik oring handbook oring gland design guidelines 2 oring seal types gland dimension calculations oring dimensions selecting an oringcrosssection idod interference reduction incrosssection compression squeeze and compression ratio gland fill extrusion backup rings additional groove details installation. Simrit oring quality standards many factors other than the gland design, specified oring size and elastomer selection can impact the performance of the oring in a sealing application. We have included static, dynamic, and pneumatic applications. Thousands of nonstandard sizes are available in stock or can be made.
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