139 inch (3,53 mm) and bigger. World Class; Certifications; Contact Us; Call Us: Seal & Design Canada: Toronto, Ontario (416) 741-7005 Toll Free: 1-866-242-3770 Headquarters: Clarence, NY. For more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart. G = Groove Width. An undercut or dovetail groove has proven beneficial in many applications to keep the o-ring in place. As important as the o’ring seal itself is the groove that the o’ring seats into. The Surface Finish X, groove top and bottom: For liquids X= 32 micro inches. Standard O-Rings; Metric O-Rings; GASKETS. O-Ring Size Chart: 169-202: 16. 6mm, 2. Using the table above, determine the maximum recommended gland depth for your application. Polyurethane O-Rings. 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. Explore some of the most common sealing materials we offer here. PTFE is also know as TFE and Polytetrafluoroethylene. A. Common Metric O-Ring Size Chart; British O-Ring Size Chart; Japanese JIS O-Ring Size Chart; O-Ring Groove Design Reference Guides. AS568 Static O-Ring Axial Face Seal Glands (Link to: Metric O-Ring Groove Information) Static seals exist where there is no relative motion between the mating surfaces being sealed. Size CS (IN) ID (IN) OD (IN) CS (MM) ID (MM) OD (MM) 0. check out this article to learn about our best tips for the successful design. 051 0. In most static applications, it is a direct replacement for an. Dynamic applications: stretch a piston seal by up to 5% and compress a rod seal by up to 3%. Viton® O-Ring and seal performance cost benefit makes it the second most popular sealing material. We utilize O-Ring compounds formulated to meet. 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. MS 28783 back-up rings match the dash numbers an AN 6230 O-rings. Polyurethane O-Rings. D. 50 1. The European valves seem to use bonded/dowty seals and coppers more often. O-Ring Design Considerations What to Know About O-Ring Squeeze, Stretch, Compression, and More . Find the right material for your application. View our technical reference guides: O-Ring Sizes , O-Ring Material Guide , O-Ring Groove Design , O-Ring Chemical Compatibility , O-Ring Failure Analysis . ISO 3601-2. When you know the exact o-ring you need, you can easily input this information to order online. Phone: (716) 684-6560 Fax: (716) 684-8302 E-mail: [email protected] O-Ring & Retaining Ring For ISO 9974-1 / DIN 3852-1Port Specify size and compound Example: 2-012 N0552 (standard NBR O-ring) M12RR (standard steel retaining ring) * N0552 is the standard compound — 90-durometer Nitrile (NBR). 7 size chart. This metric o-ring rill design reference leadership will help you find the right radius, back-up, pressure and other o-ring machine for basic applications. It is the most common and most widely known type of seal in use today. O-Rings are specified by I. Browse design. 4mm, 3. We provide O-rings for practically any application and offer several design resources to help you design a custom AS568 O-ring seal that meets your exact requirements. 1)ISO 3601. An O-ring groove is a circular cross-sectioned recess in a housing or mechanical device designed to hold an O-ring seal. Metric and Inch Cross Section thickness reference gauge. Tight-tolerance wear rings allow for a more precise fit of components, resulting in less dimensional “play. The multi sealing points also reduce the amount of force needed to seal and extends the life of the seal. O-Rings METRIC 190 - 191 192 - 195 Metric O-Ring Sizes - Standard Metric O-Ring Sizes - SMS 1586 Metric O-Ring Sizes - J. We Willingly Open in 8 am CST on Monday. Over the last 50 years, Apple Rubber has pushed the boundaries of rubber seal design. We have included Static, dynamic, and pneumatic applications. The calculator takes all relevant parameters into account like: O-Ring squeeze. O-Rings are specified by I. 06 - Multi Reach Grooving Tools. MS 28783 back-up rings match the dash numbers an AN 6230 O-rings. 27 - O-Ring Groove Tools. O’ring Furrow Design; O’ring Sizing; Cat D Rings; BSM O’Rings & Milk O’Rings; O’ring Cord;3. For groove sides X=63 micro inches. O-Ring Inside dia (mm - 4 digits -1 decimal place)"-" O Ring Section. Metric-sized O-rings are readily available in the following material’s minimum: Black Nitrile (Buna-N) 70 and Black Viton® 75. One of the keys to creating a functional o-ring seal involves evaluation of o-ring volume and groove volume. It is an O-ring face seal type fitting that consists of a nut, a body, an O-ring and a sleeve. 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. This metric o-ring groove design reference guide will help you find the right radius, back-up, pressure and other o-ring dimensions for basic applications. As well as the chemical volume swell or shrinkage of the O. Please contact Greene Tweed engineering for help or advice if required as some applications are difficult to optimize both at ambient and operating temperatures. Square Rings 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. 3 0. O-Ring groove and dimensions may be calculated as follows (please refer to chart above) Given: Example. Describes the groove. D. ISO 3601 Metric O-Rings. Our o-ring groove design guides list default o-ring groove dimensions for the most basic applications and are intended to be used with the following o-ring groove design considerations to engineer on o-ring gland to optimize specific. Part Number Name Description; ORM0030-00249 FPM-75: METRIC O-RING . O-ring groove design is critical to the performance of the O-ring seal. O-Ring Design GuideIn most static applications, a Square Ring will serve as a direct replacement for an o-ring and generally will perform a high-pressure sealing function as well as or better than an o-ring. The O-ring sits in the groove and is compressed during assembly, creating a seal. The majority of o’ring rubbers have hardness’s between 60 and 90 Duro. There are two main o-ring sizing types: standard and metric. Transeals O-Ring Handbook - Free download as PDF File (. Dynamic applications: stretch a piston seal by up to 5% and compress a rod seal by up to 3%. 24 - Full Radius Grooving Tools. 45 degree angle on the male cover. Learn More > Contact. DIN 3771 Size Chart. Silicone Parts and Seals. 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. Please see our O’ring Size page for a comprehensive list of BS1806/AS568A, SAE and JIS metric sizes. Dual turn rings conform to MS 28782 and match the dash numbers of an AN 6227 series of O-rings. O-Rings. A. The OD of the ring should be about the. After Hours Service . to O-ring groove, bolt holes and bolt pattern dimensions of either Code 61 or Code 62 of SAE J518 and ISO 6162-1 or ISO 6162-2. NF T 47-501 Metric O-Rings. O-Ring & Engineered Seals. Square Ring Seal Chart. Our tolerances are only meant to serve as a guide. 075: Over 10 to 18The O-ring's O. Global O-Ring and Seal offers a large selection of metric o-ring sizes in various compounds. chemical volume swell (%) cross section diameter (mm) ISO 3601. Finishes are RMS values L G R R 1 O-Ring Dovetail Grooves Radius “R” is. com Author: seal and design Created Date:Learn more about Metric O-Ring Groove Design. This PDF catalog covers the design, materials, installation and applications of O-Rings and Back-up Rings, with detailed illustrations and tables. High. thermal expansion of the groove and the O-ring. Figure 1-1: Basic O-ring Groove Bore Piston Rod Figure 1-2: Basic Gland Introduction14 Parker O-ring compound numbering system 15 Compound tables 15 Polyacrylate (ACM). Finishes are RMS values L G R R 1 O-Ring Dovetail Grooves Radius “R” is CRITICAL. O-Ring Size Charts O-ring, x-ring and square. O-Rings are available in various standard sizes. O-ring sire. AS9100 / Quality Policy. The seal effect is created during installation by axial or radial compression of the cross-section. We're proud to offer the world's largest inventory of readily-available and highly customized sealing solutions. This Chart Calculator Specifies Groove design for o-ring sizes ranging from 0. Housing groove width. Insuffi cient radius will potentially cause damage to the O-ring during installation, while. Popular Sealing Material Families. CPD# or Material Description (Durometer, Color & Other Attributes) *. Metric O-Ring Size Cross Reference Table. We carry a full range of AS568 standard sizes, as well as metric sizes and O-Ring cord stock. Use the metric o-ring size chart to find common metric o-ring sizes by cross section, inside diameter, and outside diameter. Static applications: stretch the diameter by up to 5% and compress by up to 3%. Markez® O-Rings FFKM. Retaining snap ring is a fastener that holds components or assemblies onto a shaft or in a housing/bore when installed in a groove. CS=1. Silicone Parts and Seals. Chemraz® O-Rings FFKM. pick the bottom two points of the side groove and the outer most point of the side groove. Download it for free and enhance your knowledge of sealing technology. Browse our metric o-ring size chart to view common metric o-ring sizes and order o-rings from the world’s largest inventory network. I. As shown in Fig. If you have a custom O-ring size that does not appear on this chart, contact us. We supply and manufacture o-rings in sizes up to 2 100mm in the following compounds: Butadiene Rubber (BR)A standard o-ring design comes in a static or dynamic format, as with many things. Kalrez® O-Rings FFKM. 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 . SMS 1586 Metric O-Rings. Polyurethane O-Rings. 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. X-Rings are designed for improved slow dynamic application performance. ) and includes the Extended Sizes in the 400 Series. 8. 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. Which guide will walk you taken the basics! Visit our website to know more. and Inside Diameter cross section. Male or Plug Seal design is based on the following factors (refer to fig. The Quad Ring has replaced the Square Cut in most cases. The calculator takes all relevant. O-Ring Groove Design; O-Ring Weight Calculator; Vulcanized O-Ring Calculator; Causes for O-Ring Failure;. Please use the following guidelines when cutting an iron piston ring groove. 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. The groove design allows the O-ring to be retained in the face seal during assembly and maintenance. 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. dash number appears to the right of the inside diameter (ID), and below the nominal cross section (CS). We're proud to offer the world's largest inventory of readily-available and highly customized sealing solutions. The dovetail groove construction is only recommended for O-rings with bigger cross sections, . O. This flow rate depends to a great extent on how the O-ring is used. W Cross section Typical Radial Installation - Dynamic and Static. The only time youCalculate the O-Ring groove dimensions. It is sometimes necessary to mount an O-ring in a face type groove in such a way that it cannot fall out. O-Ring inner diameter stretch, outer diameter squeeze. METRIC DOVETAIL GROOVE DESIGNS. L = Groove Depth + Clearance. ISO 3601-1 states two classes of O-rings: Class A and Class B. Backup RingsDIN 3771 Metric O-Rings; NF T 47-501 Metric O-Rings; Backup Ring Size Chart; Metric Cross Reference; O-Ring Cord Tolerances; Metric O-Ring Tolerances; Oil Seal Size Chart; Materials . Seal Design Guide. This is beneficial for special applications where the O-ring has to be fixed by the groove e. Custom O-Ring Sizes Typically Without Tooling or Set Up Fees with Rush Delivery optionsO-ring. Parker 5-XXX Series Size Chart. Dynamic o-rings with rod and piston gland designs are used for most basic dynamic applications. The only drawback to a high durometer is the decreased squeeze of the o-ring. 2. O-ring groove design is a key consideration in the o-ring selection process. High-durometer o-rings are better suited for higher pressures and are more resistant to extrusion. 000: Over 3 to 6: 0/-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. Explore some of the most common sealing materials we offer here. (0. Calculate the Quad-Ring® Brand groove dimensions. 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. Standard Size Charts for Quad-Ring® Seals and X-Ring Seals. Select the type of O-ring groove - piston, rod, face seal or trapped seal. For additional information about O-ring and back-up ring materials, refer to Materials and about extrusion, refer to Gap extrusion. Break sharp edges of gland to a minimum radius 0. Note: Above radius (R) the a kritisch dimension; too small a radius can harm the seal during installation, while excess radius can leadings for extrusion failure. Lexington, KY 40509. METRIC. Describes the groove. The 4 bolt flange block fittings have through holes for the mounting bolts, again. 5X1. This metric o-ring groove design reference. oesmailbox@parker. When compressed between mating surfaces, an O-Ring blocks the passage of liquids or gases. Gland Depth x Groove Width (area of the gland) must be larger than the cross section area of the o-ring. 3. Radius “R” is critical. 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. Static Radial Glans Design Application. BOSS SIZE KIT (20 BOSS SIZES 212PCS. and Inside Diameter cross section. D. By simply entering installation specifications for an application, it recommends O-Ring sizes, housing layout and corresponding part. 139 inch (3. MS 28783 back-up rings match the dash numbers an AN 6230 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. D. interference. Metric o-ring groove dimensions are listed for the most common metric cross sections with and without backup rings. and O-ring Groove Design Chart. Section Two covers basic o-ring seal design guidelines for male gland, female gland and face o-ring seals. Section sizes according to this standard include: 1. Learn more about O-Ring sizes with the links below. O-Ring Colors;Dynamic 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 5. Bore. Fax: 859-335-5128. Start. This groove design is rela-tively uncommon as it is expensive to machine and should not be used unless absolutely. com. (figure 3) Boss Seals The O-ring is used for sealing straight thread tube fittings in a boss. 53mm. allorings. With the existing grooves created. 30 MM X 2. Learn more about O-Ring sizes with the links below. USA 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. If the O-ring size required is known, simply select the AS, BS or ISO standard (such as AS568) and enter the dash size reference. 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. Make sure that the material you choose will withstand the temperature of your system by going to this rubber temperature range chart. O-Ring Assembling Conditions: 162-168: 15. O’ring Groove Design; O’ring Sizing; Cat D Rings; BSM O’Rings & Milk O’Rings; O’ring Cord;. 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. MENU TOP. Square Rings and Rubber Washers can be molded, machined, or cut cost effectively depending on the size, material, and quantity. Refer to our o-ring sizing charts for the most commonly used sizes around the world like; USA AS568 o-ring standard sizing chart, common metric o-ring sizing chart, Japanese JIS o-ring sizing chart, British BS o-ring sizing chart, quad-ring ® seals x-ring sizing charts,. O-Ring Groove design plays an important part in how an o-ring seals. The four-lobed design not only provides lower friction than the Square Cut O-Ring but also, due to its square cross-section, it resists spiral twist. Find the recommended O-ring size and gland dimensions in the appropriate design table in Static O-Ring Sealing or Dynamic O-Ring Sealing, Sections IV and V, respectively. 3 O-Ring Glands for Pneumatic Floating Piston Ring Seals Design Chart 5-3 provides the basis for calculating gland. 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. ISO 3601-2. 139 inch (3,53 mm) and bigger. O-ring kits and accessories optimize the sealing performance of o-rings in a wide range of applications. 31. Since new designs. Choose whether you are working with existing hardware or designing new hardware. USA 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. These are ideal for applications with a temperature range of -100 and 500 degrees Fahrenheit. Suggested Groove Design for Quattro Seals™. Standard AS-568 size Rubber Square Rings can sometimes be used interchangeably in AS-568 standard size O-Ring gland designs. House Tolerance: Shaft Tolerance: Bore Diameter (mm) Bore Tolerance: Shaft Diameter (mm) Tolerance: Over 6 to 10 +0. 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. These are the sizes that are most readily available. Standard was developed for use in the United States, while the international community uses metric sizes. 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. DESCRIPTION: 36 USA X-RING SIZES 226 TOTAL X-RINGS. For complete list of o-ring seal sizes, please use the O-Ring Size Search Tool online at applerubber. The design of the groove where the o-ring sits plays a major role in how the o-ring performs its sealing. smaller than 20 mm, this is not always possible due to tolerance issues, which can result in a greater O-ring O. Calculate Results. ), and includes the Extended Sizes in the 400 Series. 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. 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. Insufficient radius will potentially cause damage to the o-ring during installation, while excessive radius may contribute to. The O-Ring is confined in a triangular recess made by machining a. As a global innovator for industries ranging from aerospace to medical and everything in between, we're solving the world's toughest sealing challenges, one o-ring at a time. 20 - Metric Grooving Tools. Example: N0674-70 2-325. Hard material yields higher pressure. O-Ring Reference Number. O-Ring Metric Groove Design [PDF] Seal & Design Company Info. X-Rings, provide greater sealing efficiency and lower friction than a traditional O-ring. Whether your application conforms to U. Chemraz® O-Rings FFKM. This recommended practice provides the design criteria for static elastomeric O-ring seal applications, axial compression (face type) groove dimensions. 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. 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-Ring Groove Design. 1. Metric. S. If the o-ring volume approaches the groove volume, forces increase and. AS568 O-RING SIZE REFERENCE This Global O-Ring and Seal Size Reference Guide covers the Aerospace Standard AS568 O-Ring Sizes published by the Society of Automotive Engineers (S. Seal Types and Gland Design. Polyurethane O-Rings. Static o-ring inside and outside diameters, cross-sections and other dimensions are a fundamental component of o-ring performance. O-Ring Groove Design; O-Ring Weight Calculator; Vulcanized O-Ring Calculator; Causes for O-Ring Failure; Downloads; Other Resources . Male or Plug - the O-ring groove is located on a plug which is inserted into the housing or cylinder (fig. METRIC DOVETAIL GROOVE DESIGNS. This Chart Calculator Specifies Groove design for o-ring sizes ranging from 0. com. D. DIN 3771 Size Chart. Parker Hannifi n Corporation • O-Ring Division I 2360 Palumbo Drive, Lexington, KY 40509 Phone: (859) 269-2351 † Fax: (859) 335-5128 1. deeper than the maximum radial. The Parker O-Ring eHandbook is a condensed online version of the printed Parker O-Ring Handbook ORD 5700. FKM; EPDM: Peroxide-Cured vs. Kalrez® O-Rings FFKM. Parker Seal-Lok fittings meet or exceed the requirements of SAE J1453 and ISO 8434-3. S. Fluorosilicone O-Rings FVMQ. Similar Tools. O-rings with smaller cross sections are squeezed by a higher percentage to overcome the relatively higher groove dimension tolerances. O-Ring Basics . Guiding tapes 171 8. Sizes and How to Order. The only time you Technical Handbook O-rings 12 C. There are two main o-ring sizing types: standard and metric. D. Use at your own risk. D. Since new designs should also try to incorporate these sizes, we offer groove design tools for static and dynamic applications. . EPDM O-Rings. Gland design guideline The data in this website are found to be useful to us. (Premium Membership required) Preview: Groove design for o. O-Rings are available in a wide range of. Tolerances and Surface Imperfections: 203-211. 004 for sizes 2-325 through 2-460 Groove Diameter (Piston). Cross Section & Groove Design Data. G = Groove Width. Markez® O-Rings FFKM. . Calculate the Quad-Ring® Brand groove dimensions. In order to seal properly, the o-ring has to deform in the application by being compressed and stretched in any number of ways. The groove width dimensions are listed in. Displays the diameter of the selected cylindrical face, or No selected diameter. This groove design is relatively uncommon as it is expensive to machine and should not be used unless absolutely required. Created Date: 7/7/2015 3:14:46 PM. oring51. Stop to Page. O-Rings Design Guidelines, Specifications, Materials An O-ring , also known as a packing , is a flexible gasket in the shape of a loop; it is a elastomer with a round cross-section designed to be seated in a groove and compressed during assembly between two or more parts, creating a seal at the interface. 020 0. 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. 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. Housing groove width. The conditions considered to formulate the design criteria are also described, e. Ones you find the exact metric o-ring thee need, you can easily. Groove Design. ISO 6149 Metric O-Rings. Then, calculate the Quad-Ring® Brand groove diameter as follows: a. The conditions to formulate the design criteria are also described, e. The O-ring groove dimensions require the O-ring to slightly stretch to achieve a sturdy O-ring fit in the groove, quite similar to a snap-fit joint. EPDM O-Rings. Surface Finish X groove top and bottom : for liquids X = 32 micro inches (0. Sulfur-Cured; O-Ring Shelf Life; O-Ring Groove Design; O-Ring Weight Calculator. 003 Max. The Japanese Industrial Standard (JIS B 2401) contains three groups; aerospace group, general purpose group, and traditional group. Metric o-ring groove designs vary greatly and choosing the right one for your application is important for maximum o-ring performance. 225"). However, O-rings can be used as dust seals, drive belts or on. 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. 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. Tolerance. com. , seal stretch, cross-section reduction, squeeze, and swell. A LEADING PROVIDER OF HIGH QUALITY O-RINGS, O-RING KITS & ACCESSORIES. . EPDM O-Rings. Experimental analysis and experience have shown that elastomer o-rings must always be smaller than the grooves they fit in. Simriz® SZ485. 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. Hydraulic sealing solutions for fluid power applications have become a priority in our continued product offering. 1-23) 2. Free groove volume. info. I. The only time you Calculate the O-Ring groove dimensions. 1-23) 2. A “metric o-ring” simply means that the size of the o-ring is defined in millimeters. 2. 00 mm per. Putting the angled face to the outside renders it useless for retaining the o-ring because the o-rings is pulled towards the. O-Rings are specified by I. Sizes and How to Order.