Initial Quantity *. 001 in. Gland Size Calculator. Es ist daher am besten, hier zu beginnen. So, we’ll be looking for a 100 series O-ring groove to match that dimension. Call Go: 716-759-2222. In addition to standard imperial and metric sizes, Eastern Seals also supplies a wide variety of non-standard sizes. O-Ring Sizing Guides. Popular Sealing Material Families. Choose between more than 30 groove materials and 11 O-ring compounds! Benefit from a modern user friendly design and be guided from design rec-ommendations from info boxes. If you do not see a ring that meets your specs, you can custom-design your. Dual turn rings conform to MS 28782 and match the dash numbers of an AN 6227 series of O-rings. According to BS4518 the O-Ring reference number =. By simply entering installation specifications for an application, it recommends O-Ring sizes, housing layout and corresponding part. O-Ring Gland Design Considerations; Static O-Ring Groove Design Face Seal; Metric O-Ring Groove Design; Static O-Ring Groove Design Rod-Piston; Dynamic O-Ring. 1mm, 5. 1-23) 2. Skip to content. This Chart Calculator Specifies Groove design for o-ring sizes ranging from 0. Recommendations are based on available technical information, and are offered as suggestions only, any reliance placed on such information by the user is strictly at the user’s risk. Whether your application conforms to U. O-Ring & Engineered Seals. +2 L Max. Our ranges of O-rings include metric sizes and inch sizes to a range of international, national and industry standards. Metric. Standard AS-568B; Japanese Metric O-Rings (JIS)To help you maximize o-ring performance, this dovetail o-ring groove design guide provides default recommendations to find the perfect o-ring dimensions. Popular Sealing Material Families. The conditions considered to formulate the design criteria are also described, e. Otherwise many bad things will happen to your design. These are ideal for applications with a temperature range of -100 and 500 degrees Fahrenheit. For rotary O-rings: a compression ratio of 0-10%. Dual turn rings conform to MS 28782 and match the dash numbers of an AN 6227 series of O-rings. Insuffi cient radius will potentially cause damage to the O-ring during installation, while. . 24 - Full Radius Grooving Tools. O-Ring Gland Design Considerations; Static O-Ring Groove Design Face Seal; Metric O-Ring Groove Design; Static O-Ring Groove Design Rod-Piston; Dynamic O-Ring Groove Design Rod-Piston; Static O. FKM; EPDM: Peroxide-Cured vs. Size CS (IN) ID (IN) OD (IN) CS (MM) ID (MM) OD (MM) 0. This interactive tool will walk you through calculating values for diameters, compression, tolerance and more for your custom seal application. DOVETAIL O-RING GROOVE DESIGN. ) is for reference only. This groove is difficult and expensive to machine, and the tolerances are especially critical. Silicone Parts and Seals. L = Gland Depth. Sealing Elements Technical Handbook O-rings 1 All the information in this documentation has been compiled with the greatest of care. This flow rate depends to a great extent on how the O-ring is used. For more information on o-ring groove design, click here. 367 sizes and follows ISO 3601-1 very closely (with a few extra sizes). H9 h11 f8 H11 mm – – R CS ID L d1 D R L d D1 Outside groove Inside groove 300The dovetail groove construction is only recommended for O-rings with cross sections of . Ace Seal offers extensive o-ring manufacturing capabilities including a comprehensive selection of elastomers and sizes for standard imperial, metric, and special applications. Dual turn rings conform to MS 28782 and match the dash numbers of an AN 6227 series of O-rings. O-Ring Sizing Charts USA AS568 Parker O-Ring Size Chart, X. Markez® O-Rings FFKM. 0mm, 5. Custom o-rings are available upon request and can typically be produced within a few. Techno Ad specializes in supply of sealing solutions and engineering support related to design and problem solving of sealing requirements for all industries. Groove Design Metric Seal & Design Corporate Headquarters Ph: (716)-759-3344 [email protected] O-Ring Sealing Parker O-Ring Handbook For Internal Pressure (outward pressure direction) dimension the groove by its outside diameter (H ) and width: O (H ) = Mean O. As well as the chemical volume swell or shrinkage of the O-ring. Common Metric O-Ring Size Chart; British O-Ring Size Chart; Japanese JIS O-Ring Size Chart; O-Ring Groove Design Reference Guides. METRIC DOVETAIL GROOVE DESIGNS. O'ring groove dimensions for static and dynamic operation. Surface Finish X groove top and bottom : for liquids X = 32 micro inches (0. D. G = Groove Width. We carry a full range of AS568 standard sizes, as well as metric sizes and O-Ring cord stock. The dovetail groove construction is only recommended for O-rings with bigger cross sections, . com. To facilitate assembly, the diameter of the O-ring groove is usually selected somewhat larger than the diameter of the O-ring. Housing groove width. , Japanese JIS, British BS and Common Metric o-ring size charts. Business-to-business sales only. For a static male to female mating interface: a compression ratio of 18-25%. Viton® O-Ring and seal performance cost benefit makes it the second most popular sealing material. • If ®the Quad-Ring/X-Ring swells in the application, the groove width can be enlarged up to 15% max. Spring - Elgiloy, Hastelloy, Stainless Steel Spring Style - V, Helical, Slanted Coil Other materials available. , Japanese JIS, British BS, or Common Metric sizing for o-rings, these o-ring size charts will help you locate the right o-ring size. Custom sizes of almost any dimension are possible, such as miniature O-rings, special O-rings with large dimensions and continuously molded and spliced cord. Housing groove width. 2487 RFQ. 5"ID to 26" inside diameter on the other side. After Hours Service . To accommodate the additional back-up rings, the O-ring groove width L needs to be increased to L1 for one back-up ring or L2 for two back-up rings . Static o-ring inside and outside diameters, cross-sections and other dimensions are a fundamental component of o-ring performance. 27 - O-Ring Groove Tools. 1) When using Back-up Rings the groove is to be widened by the corresponding Back-up Ring thickness (b2: one Back-up Ring, b3: two Back-up Rings). Example: Based on your groove dimension in a static application, you are looking for an O-ring with 308 mm inner diameter and 5 mm cord thickness. Choose between more than 30 groove materials and 11 O-ring compounds! Benefit from a modern user friendly design and be guided from design rec-ommendations from info boxes. 3 O-Ring Glands for Pneumatic Floating Piston Ring Seals Design Chart 5-3 provides the basis for calculating gland. Once you find the exact metric o-ring you need, you can easily order online from the world's largest o-ring inventory network. Inch o-ring groove designs varying greatly and click that right one for your application is vital for peak o-ring production. All surfaces and corners must be free of tool marks and scratches. 2360 Palumbo Drive. Housing groove width. Class A O-rings have equivalent tolerances to those used in AS568, which are tighter than the tolerances for Class B O-rings, and are suitable for industrial or aerospace applications when the application or the housing require tighter tolerances. The Surface Finish X, groove top and bottom: For liquids X= 32 micro inches. Learn more about O-Ring sizes with the links below. If the o-ring, quad-ring, x-ring or square-ring you need doesn't fit these standards, custom. Once thee find the concise metric o-ring him need, you can easily order online from the world's largest o-ring inventory network. O-Rings. Standard AS-568B; Japanese Metric O-Rings (JIS)Explore Groove Designs O-ring groove dimension guidelines for standard o-ring grooves, metric o-ring grooves, JIS o-ring grooves, and other o-ring gland designs. 5mm, 4. X-rings are offered in AS568 and Metric sizes. Metric and imperial O-ring groove design. O-Ring Groove design plays an important part in how an o-ring seals. (Premium Membership required) Preview: Groove design for o. Groove filling ratio % %. Metric O-Ring sizing is determined by the o-ring's inside diameter and cross section width. PTFE product lines 11 4. standard P. A. Thousands of common metric o-rings and non-standard o-rings in metric sizes are available in stock. Non-standard sizes and sections can be manufactured to order with a capabiliity to mould join. Standard was developed for use in the United States, while the international community uses metric sizes. I have an older edition (25th). Once you find the exact metric o-ring you need, you can. )Metric O-Ring Groove Design; Static O-Ring Groove Design Rod-Piston; Dynamic O-Ring Groove Design Rod-Piston; Static O-Ring Groove Design Dovetail; O-RING MATERIAL GUIDES. O-ring groove design is critical to the performance of the O-ring seal. BS4518 is a metric standard issued by the British Standards Institution that defines dimensions for O-rings and their housings for rod, piston, face, and trapped grooves. As well as the chemical volume swell or shrinkage of the O. O-Ring Compatibility O-ring compatibility information for. 2. We have made this choice for these reasons: 1. For the non-3d printing information on O-rings, check out Machinery's handbook. Select O-Ring Compounds and Order Online From the World’s Largest Inventory Network. O-Ring Selection; Bitte definieren Sie die Anwendungsparameter und wählen Sie ein Dichtungsmaterial aus. Technical O-ring Handbook . By simply entering installation specifications for an application, it recommends O-Ring sizes, housing layout and corresponding part. EMI-Shielded O-Rings and Seals. D. Chemraz® O-Rings FFKM. Parker O-Ring Vacuum Sealing Guide is a comprehensive pdf document that provides technical information and best practices for designing and selecting o-ring seals for vacuum applications. O-Ring Gland Design Considerations; Static O-Ring Groove Design Face Seal; Metric O-Ring Groove Design; Static O-Ring Groove Design Rod-Piston; Dynamic O-Ring Groove Design Rod-Piston; Static O. Ph: 859-269-2351. See an example of an O-ring Face Seal (ORFS) fitting with a Type E port end. Use point 1 and point 3 and give the arc radius needed. com O-Ring Products. Tight-tolerance wear rings allow for a more precise fit of components, resulting in less dimensional “play. 7 N/mm for 80 Shore A. Good practice is to use a back-up ring on either side of the O-ring, even though the pressure on the ring may be from one side only. . Chemraz® O-Rings FFKM. Using the table above, determine the maximum recommended gland depth for your application. Select a standard, groove type, and available groove size from the lists on the top left of the tab. Use the metric o-ring size chart to find common metric o-ring sizes by cross section, inside diameter, and outside diameter. MS 28783 back-up rings match the dash numbers an AN 6230 O-rings. O-Ring Size Chart: 169-202: 16. 0025", while tight-tolerance wear rings are held to ±. Displays a reference value for the diameter of the non-grooved mating part that completes the seal. O-Ring Metric Groove Design [PDF] See full list on globaloring. Yes they are BSPP. D. Quick reference tape measure confirms metric size O-Rings 64mm-665mm Inside diameter on one side and USA AS568 standard O-Ring sizes from 2. AS9100 / Quality Policy. Metric and imperial O-ring groove design. METRIC STANDARD KIT (30 METRIC SIZES, 385PCS) JIS JAPANESE KIT (36 METRIC SIZES, 380PCS. Insufficient radius will potentially cause damage to the o-ring during installation, while excessive radius may contribute to. Due to their unique four-lobed geometry, grooves for Quattro Seals are different than those for O-Rings. Any O-Ring Size. Viton® O-Rings FKM. Contact Us for examples. 3. 1-23). Readily available is common USA and metric cross-sections and nearly unlimited diameters. Joined O’rings; O’ring Elastomer Guide; O’ring Groove Design; O’ring Sizing; Male D Ringing; BSM O’Rings & Milk O’Rings; O’ring Connecting. 003 inches, w = 1,78 ± 0,08 mm Size Nominal Size Standard O-ring Size Metric O-ring Size Only (Inches) (Inches) (millimeters) AS 568A Actual Per AS 568 A Actual Per AS 568A Uniform Dash No. This metric o-ring groove design reference guide will help you find the right radius, back-up,. Standard O-Rings Outside diameter (O. Static O-Ring Sealing Parker Hannifi n Corporation • O-Ring Division 2360 Palumbo Drive, Lexington, KY 40509 Phone: (859) 269-2351 † Fax: (859) 335-5128 Parker O-Ring Handbook 66° Mean Groove Diameter Coincides With Mean O-ring Diameter. This recommended practice provides the design criteria for static elastomeric O-ring seal applications, axial compression (face type) groove dimensions. These o-rings have non-stick characteristics with a shallow friction surface ideal for high temperatures. O-Ring Size Charts O-ring, x-ring and square. O-Ring Size Charts O-ring, x-ring and square ring size charts. jpgA general-purpose compound for O-rings, seals, and other parts used in chemical process industries. For designing systems which contain internal pressure, like the example below, the groove's outside diameter (OD) is primary, and the groove's width then determines the inside diameter. We carry a full range of AS568 standard sizes, as well as metric sizes. Good practice is to use a back-up ring on either side of the O-ring, even though the pressure on the ring may be from one side only. 49 ID MM FPM 75: ORM0030-00249 NBR-70Common Metric O-Ring Size Chart; British O-Ring Size Chart; Japanese JIS O-Ring Size Chart; O-Ring Groove Design Reference Guides. and Inside Diameter cross section. (Premium Membership required) Preview: Groove design for o-ring sizes table calculator. We're proud to offer the world's largest inventory of readily-available and highly customized sealing solutions. D. Metric O-Ring Size Cross Reference Table. BOSS SIZE KIT (20 BOSS SIZES 212PCS. O'ring groove dimensions for static and dynamic operation. We are certified to meet 9001:2015 & AS9100D standards and serve a diverse customer base of manufacturers, distributors and catalog-houses. 139 inch (3,53 mm) and larger. Read-only properties for the selected groove. Fax: 859-335-5128. One butyl compound has been tested in face-type O-ring seals, using grooves that provide 15%, 30%, and 50% squeeze. As well as the chemical volume swell or shrinkage of the O-ring. PRODUCT CLASS: O-RING KIT USA WAREHOUSE STYLE. CPD# T1002 is FEP encapsulated Solid. a lid which opens regularly. These o-ring sizes are unique to Japan’s automotive, semiconductor, and manufacturing industries. AS568 Standard Inch O-Rings - Premium Grade Global Standard Metric O-Rings ISO3601 OSK™ Assorted O-Ring Kits Extruded Rubber O-Ring Cord Vulcanized O-Rings - Precision Tailored to Your Needs Olypsys® O-Ring Measurement Hydraulic Seals, Wipers, Rod Seals, Piston Seals, and Wear Rings ↪ Universal Rod/Piston U-Cups ↪ Loaded U. Use alternative seal shape, for example, in some long strokeUSA Square Ring Size Chart; Common Metric O-Ring Size Chart; British O-Ring Size Chart; Japanese JIS O-Ring Size Chart; O-Ring Groove Design Reference Guides. Produce. Calculate Results. The proper o-ring size is a fundamental aspect of proper o-ring performance. Quattro Seal grooves are also narrower due to their ability to resist “spiral failure. Additional Quantity to Quote. O-Ring Groove design plays an important part in how an o-ring seals. Square Rings and rubber washers can be used in static applications where high sealing load force is required or when the sealing area is too thin to accommodate anything else. Then, calculate the O-Ring groove diameter as follows: a. Download it for free and enhance your knowledge of sealing technology. 8. 383. D. Metric o-ring groove designs vary greatly and choosing the right one for your application is important for maximum o-ring performance. World Class; Certifications; Contact Us; Call Us:. Our O-Ring Size Charts show the common O-Ring size standards most often used/referenced standards by our customers in the US and internationally. dovetail groove 46 Dynamic seal – hydraulic 49 Sizing charts 50 2-xxx sizes. As well as the chemical volume swell or shrinkage of the O-ring. com Online: applerubber. interference. Section sizes according to this standard include: 1. (fig. The majority of o’ring rubbers have hardness’s between 60 and 90 Duro. Surface Finish X groove top and bottom : for liquids X = 32 micro inches (0. Markez® O-Rings FFKM. Otherwise many bad things will happen to your design. Download the pdf to. free. D. D. A LEADING PROVIDER OF HIGH QUALITY O-RINGS, O-RING KITS & ACCESSORIES. EPDM O-Rings. 1. )Common Metric O-Ring Size Chart; British O-Ring Size Chart; Japanese JIS O-Ring Size Chart; O-Ring Groove Design Reference Guides. No less than 75% of the seal cross-section should be contained within the groove to ensure the seal does not “roll” or extrude out of the groove. These Back-up Rings are produced in either a contoured design, Split (MS28774) or Solid (MS27595) configuration and a wide range of materials are used to fit your application. I. Sizes and How to Order. Experience the Future of O-Ring Measurement with Olypsys® O-Ring Back-Up Ring Sizes O-Ring Elastomers Custom Labeled and Packaged Solutions FDA and 3-A Sanitary O-Rings Food, Dairy & Water O-Ring Groove Chart Metric O-Ring Information ASTM Specifications O-Ring Groove Information - AS568 O-Ring Size Chart PDF O-Ring. Common Metric O-Ring Size Chart; British O-Ring Size Chart; Japanese JIS O-Ring Size Chart; O-Ring Groove Design Reference Guides. greater than 250 mm, or 5% for O-rings with an I. To accommodate the additional back-up rings, the O-ring groove width L needs to be increased to L1 for one back-up ring or L2 for two back-up rings . D. Groove Design. Maximum recommended service temperature of 288°C (550°F). Gland Design Dovetail Grooves Gland Design for a Static Application for O-rings in Dovetail Grooves, METRIC Dovetail grooves are used to hold the O-ring in place during installation or maintenance. com. Radius “R” is critical. a lid which opens regularly. The groove width dimensions are listed in. 1mm, 5. thermal expansion of the groove and the O-ring. Learn More > Contact. 4 PTFE Seal Design Guide Parker. MS 28783 back-up rings match the dash numbers an AN 6230 O-rings. O-Ring with a FEP PTFE outer layer encapsulating a Silicone core. The online O-Ring Calculator offers engineers and professionals a quick and easy way to calculate O-Ring dimensions and the appropriate housing layout in accordance with the international O-Ring standard ISO 3601. com. Size. It is an O-ring face seal type fitting that consists of a nut, a body, an O-ring and a sleeve. For more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart. DIN 3771 Metric O-Rings. 003 in. Custom Made O-Rings; Fluorosilicone O-Rings;Figure 1: O-Ring dimensioning ADVANTAGES Compared with other sealing elements, the O-Ring has a wide range of advantages: - Simple, one-piece groove design reduces hardware and design costs - Compact design allows smaller hardware - Easy, failsafe installation reduces risk - Applicable to a wide range of sealing applications: static,To compress an O-ring of 5. 2. METRIC DOVETAIL GROOVE DESIGNS. Fax: 859-335-5128. DESCRIPTION: 36 USA X-RING SIZES 226 TOTAL X-RINGS. BS 4518:1982 Specification for metric dimensions of toroidal sealing rings ('O'-rings) and their housings. O-ring Groove Design in 3 easy steps: Step 1. The metric sizes are further broken down by region, notably Europe and Japan. GROOVE WIDTH: To permit the ring to slide freely into the groove, the groove must be at least 0. World Class; Certifications; Contact Us; Call Us: Seal & Design Canada: Toronto, Ontario (416) 741-7005 Toll Free: 1-866-242-3770 Headquarters: Clarence, NY. We have included Static, dynamic, and pneumatic applications. S. A. 5 to 12. O-Ring Inside dia (mm - 4 digits -1 decimal place)"-" O Ring Section. The dovetail groove construction is only recommended for O-rings with cross sections of . Gland design guideline The data in this website are found to be useful to us. Please use the following guidelines when cutting an iron piston ring groove. PTFE is also know as TFE and Polytetrafluoroethylene. Learn More > Contact. • For ®the Quad-Rings/X-Rings not listed, the groove dimensions arePopular Sealing Material Families. Dual turn rings conform to MS 28782 and match the dash numbers of an AN 6227 series of O-rings. EMI-Shielded O-Rings and Seals. O’ring Groove Design; O’ring Sizing; Cat D Rings; BSM O’Rings & Milk O’Rings; O’ring Cord;. Male or Plug Seal design is based on the following factors (refer to fig. Typical Axial Installation - Static °CThere are two main o-ring sizing types: standard and metric. O’ring Groove Design; O’ring Sizing; Cat D Rings; BSM O’Rings & Milk O’Rings; O’ring Cord; Quad Rings / Xrings; End Caps & Cover Seals; Gamma Seals & Axial Seals;. Quick reference tape measure confirms metric size O-Rings 64mm-665mm Inside diameter on one side and USA AS568 standard O-Ring sizes from 2. , seal squeeze anGlobal O-Ring and Seal is a major stocking distributor of o-rings, oil seals, o-ring cord stock, kits, accessories, and other sealing products. The ERIKS O-Ring design calculator features the calculation of: for axial seals with inner or outer pressure, piston seals and rod seal applications. Welcome to our Size Charts Section, where you can download both imperial and metric O-Ring Size information. W. dard AS568 O-ring numbers. Highly printable, and will still capture the oring. For standard sizes, aerospace standard AS568 and ISO 3601 for metric sizes are used to give the dimension and tolerance. Thousands of non-standard sizes. G = Groove Width. 30 2. Suggested Groove Design for Quattro Seals™. check out this article to learn about our best tips for the successful design. O-Rings are available in various standard sizes. Dovetail grooves are used to hold the O-ring in-place on a face seal groove during during assembly and maintenance of equipment. O-Ring Gland Design Considerations; Static O-Ring Groove Design Face Seal; Metric O-Ring Groove Design; Static O-Ring Groove Design Rod-Piston; Dynamic O-Ring Groove Design Rod-Piston; Static O. In general, X-Rings grooves are deeper, as less squeeze is required to affect a positive seal. The squeeze or rate of compression is a major consideration in O-ring seal design and differs per O-ring application design. Appendices 187. Technical information for O-rings An O-ring is a sealing element used to reliably seal against fluids and gases. Bore. Flat Round Non-Metallic Washers; Insulator Gaskets; Custom Gaskets;. 1-23) 2. Popular Sealing Material Families. We have the largest selection of o-rings in all materials and styles ranging from standard o-rings to metric o-rings. This metric o-ring groove design reference guide intention help you find the right radius, back-up, pressure and sundry o-ring dimensions for basic applications. For a bore (piston) seal:O-Ring Min. ISO 3601-2. 0mm, 3. The online O-Ring Calculator offers engineers and professionals a quick and easy way to calculate O-Ring dimensions and the appropriate housing layout in accordance with the international O-Ring standard ISO 3601. The conditions considered to formulate the design criteria are also described, e. Metric and Inch Cross Section thickness reference gauge. I. Phone: (716) 684-6560 Fax: (716) 684-8302 E-mail: info@applerubber. O-Ring Groove design plays an important part in how an o-ring seals. The minimum and maximum conditions should also be checked. For standard O. 33 mm thickness by 20 %, approx 5 N per mm of sealing length is required for a hardness of 70 Shore A resp. Design Charts for Dovetail and Half-Dovetail Grooves. 20 - Metric Grooving Tools. What's New. 060 Tolerance = Minus 1% of Mean For External Pressure (inward pressure direction) dimension the groove by itsDepending upon the direction of pressure in the sealing application, you can either use one backup ring or two backup rings. Explore some of the most common sealing materials we offer here. Compounds; Chemical Compatibility; Viton® vs. O‑ring product guide. O-Ring Handbook Parker Hannifin O-Ring Division Europe. txt) or read online for free. 2021-11-23 Latest Revised MAP3439 2012-12-10 Historical Reaffirmed This recommended practice provides the design criteria for static elastomeric O-ring seals. When selecting the right seal, it’s vital to understand the difference between the two variations in design to ensure optimal performance and longevity in your application. 051 0. Global O-Ring and Seal, LLC is a master distributor of O-Rings, Backup Rings, X-Rings, Cord Stock, and related seals, servicing industrial distributors worldwide. D. O-ring calculator with complete design analysis. Polyurethane O-Rings. Kalrez® O-Rings FFKM. (Consider a Sizing Cone for small O-Rings under 2. For reciprocating O-rings: a compression ratio of 10-20%. In addition to standard metric o-ring sizes, thousands of non-standard metric o-rings sizes are available in stock or can be custom-made within a few weeks, usually without additional tooling fees. 49 MM FPM 75: METRIC O-RING . O-Ring Groove Design; O-Ring Weight Calculator; Vulcanized O-Ring Calculator; Causes for O-Ring Failure; Downloads; Other Resources . Increase rigidity of metal components. This Chart Calculator Specifies Groove design for o-ring sizes ranging from 0. 6. O. Male or Plug Seal design is based on the following factors (refer to fig. Ph: 859-269-2351. This is beneficial for special applications where the O-ring has to be fixed by the groove e. thermal expansion of the groove and the O-ring. O-Ring Size Charts USA Parker 2- AS568A, JIS Japanese, Common Metric, BS British : Groove Design Assistance Groove Design Charts and Considerations : Material Comparison Guide Elastomer Materials vs. For additional information about O-ring and back-up ring materials, refer to Materials and about extrusion, refer to Gap extrusion. B2401 Metric O-Ring Sizes - BS4518 Metric O-Ring Sizes - GB/T 3452. For a bore (piston) seal:O-Ring Min Groove Diameter. Select a size to buy standard and custom o-rings from the world's largest inventory network or custom orders can be made within a few weeks, typically without tooling fees. Parker Hannifin has established the 5-XXX series for a number of commonly used o-rings sizes which do not fall in the AS568 line of o-rings and are also not true “metric” sizes. Kalrez® O-Rings FFKM. O-ring design guides for engineers help select the best o-ring material specifications for your applications. O-Ring Cross Section. ISO 6149 specifies O-Rings designed for use in Metric Tube Fittings. Standard AS-568 size Rubber Square Rings can sometimes be used interchangeably in AS-568 standard size O-Ring gland designs. 004 for sizes 2-325 through 2-460 Groove Diameter (Piston). 2. The groove must be designed to accommodate not just the o’ring size, but also its intended usage; be it dynamic or static operation, radial or axial loading, vacuum or high pressure. For vacuum and gases X=16 micro inches. Retaining snap ring is a fastener that holds components or assemblies onto a shaft or in a housing/bore when installed in a groove. Suggested Groove Design for Quattro Seals™. Application data sheet 184 9. Our groove design chart is a useful aid for selecting the right metric O. . chemical volume swell (%) cross section diameter (mm) ISO 3601. It will be seen from the results plotted in Figure I (see page 3) that increasing the squeeze reduced the leak rate dramatically. Because they can be expensive to machine, O-ring grooves should only be added when necessary or for metric O-rings with a cross-section larger than 3. The groove design should follow industry standards or guidelines provided by O-Ring manufacturers to achieve effective sealing in different applications. The PTFE shell offers excellent chemical and temperature resistance while the Silicone core provides the resiliency needed to provide effective sealing. Polyurethane O-Rings. manufacturers of encapsulated o-rings and industrial gaskets.