If you have a custom O-ring size that does not appear on this chart, contact us directly and we can help you size your O-ring gland design accordingly. Parco O-rings are available in a wide range of standard and non-standard sizes that are suitable for nearly all sealing applications. The wrong size groove makes the best o … For the best experience on our site, be sure to turn on Javascript in your browser. So, 85% of .141 is .120". For information on finding the right o-ring groove for design purposes, click here. ]V�V���� �3��p̯!�s��sΒ�����'�Y���d���K���'�.x8�p�"�I�@�@��> !6. O-ring Size Charts Note: The AS O-ring Size Chart has a column that shows the Nominal Size along-side the Actual Size. h�bbd``b`z$�@����Hp��̗@�u#� �$����X� � X�� All sizes with 1/16” nominal wall are listed first, followed by rings with 3/32” wall, then 1/8” wall, etc. 2. The best way to size an o-ring is by measuring the CS (cross-section) and ID (inside diameter). ���`�a�$�G� ����Q����|>+�rMA �������~u_B8#��Ӄ�C��}�?>F�_�̀"ܰy��\V�mR9�X湉�-�bӓ�l�6�l��]O��4Q\�p�!�ɛ4�(vU}����ES�O��bW��e2k�u�.��V[v�v��N��܀C�ӡ��մ��%q���%Jټ�����v�Ǔ�Ӻ�E��EO�U��� ���i�W����a�-�q����`�ٗ��!���9�6.��2���R��m��D'oF! Most industries consider AS568 specifications, standard O-ring sizes. 5) For general inch sizes, use Chart 50, or Chart 17000 on page 23. Substantially all O-ring manufacturers present their catalog data in the rotation of “groupings” or “families” of cross-sectional thickness first, then followed by dimensions of inside diameter. Based on the cross section (CS) of your O-ring, you will choose the corresponding O-ring groove depth and O-ring groove width dimensions. b Groove outside diameter. The O-ring Groove Dimension tool provides comprehensive information such as O-ring size, full groove/gland dimensions including tolerance (in both inches and mm) and a drawing of the O-ring groove design assembly. An O-ring is a solid-rubber seal shaped like a doughnut or torus. 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 an o-ring gland to optimize specific application performance. USA AS568 o-ring standard sizes are the most commonly used o-ring sizes in the world. Learn More > O-Ring Groove Design. This O-ring size chart provides a list of standard AS568 O-ring sizes. size cs (in) id (in) od (in) cs (mm) id (mm) od (mm) 034 0.070 2.114 2.254 1.78 53.70 57.26 035 0.070 2.239 2.379 1.78 56.87 60.43 036 0.070 2.364 2.504 1.78 60.05 63.61 JavaScript seems to be disabled in your browser. Global O-Ring and Seal has developed o-ring groove design and gland dimension guidelines. h�b```�f��� !GBt [{�P��Aa5�� ������x|�70��|�P`n�=��� Learn More > Contact. endstream endobj 86 0 obj <>>> endobj 87 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/Type/Page>> endobj 88 0 obj <>stream Apple Catalog Numbers are identical to the ISO 3601 Numbering System, indicating precise I.D. SAE J1453 o ring face seal Groove size chart Jun 10, 2019. The best o-rings are useless without the right groove design which becomes increasingly important the more demanding the application environment. These correspond to AS568A dimensions. 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. O-ring groove design guides offer default dimensional guidance on the most basic o-ring groove design applications. �Y����~�.�H�NA����C��Š��4#����R$����¶�>�,@� Trust and Choose Marco Rubber & Plastics. O’ring Groove Design; O’ring Sizing; O’ring Cord; Quad Rings; Rotary Shaft Seals; V-rings; O’ring Sizing. ‘O’ ring from Chart 72, pages 21-22. Worldwide Inventory Network. O-Ring Calculator helps you to select the recommended O-Ring sizes based on the groove or any size given. This results page can be printed, copied to your clipboard for pasting in a file of your choice or a quotation requested for O-rings of the size shown. Originally the nominal size was just for a listing of the approximate fractional dimensions of the O-ring. In de-signing this new group of O-Rings, we left spacing in the part numbers to allow us to add additional sizes should they be required. Here you will find an O-ring groove design guide to help you with your O-ring gland dimensions. This o-ring size chart displays the actual sizes represented by the AS568 Standard O-Ring size chart. O-Ring cross section and o-ring groove design data from ROW, Inc. manufacturers of encapsulated o-rings and industrial gaskets. Through our extensive research we believe that these O-ring groove dimensions and fit details will provide the optimum O-ring compression squeeze for your seal to prevent O-ring leaks. Please contact us if you are looking for a size not shown in the 5/32’ group. Buy British Standard BS O-Rings Sizes. For standard sizing, please see tables below for sizing and tolerances. Review the general o-ring groove design considerations before moving onto the specific o-ring gland design type. The wrong size groove makes even the best o-ring underperform. O-ring size = AS-568-112 (1/2 ID x 3/32 W nominal dimensions) Gland depth F = .090 +.000 -.001 (from chart) Groove width G = .144 +/-.003 (from chart) Rod Gland D = C + 2F = .500 + 2 x .090 = .680. When compressed between mating surfaces, an O-ring blocks the passage of liquids or gases. O-Ring Groove design plays an important part in how an o-ring seals. How to Measure O-Ring CS and ID . Refer to our standard o-ring size chart to find USA AS568 o-ring dimensions. O’ring Groove Design. World Class; Certifications; Contact Us; Call Us: Seal & Design Canada: Toronto, Ontario (416) 741-7005 Toll Free: 1-866-242-3770 . a Pitch diameter. 100 0 obj <>stream O-Ring Size Chart. Prior to the common use of dial calipers many people called out a 1 inch by 1-1/4 rt = O-ring, this was a dash -214 O-ring. O-Ring Handbook Parker Hannifin O-Ring Division Europe. British Standard O-Ring Size Chart. 0 Based on the cross section (CS) of your O-ring, you will choose the corresponding O-ring groove depth and O-ring groove width dimensions. Learn More > O-Ring Groove Design. Metric o-ring groove designs vary greatly and choosing the right one for your application is … Fa�f�v�0�f� N� 3a��#���P�ޠ�`\����������P��(�� �*@�l*1f� A chart listing the most popular compounds and their fluid compatibility / technical information. %PDF-1.5 %���� 4) If the metric size you require is not available from Chart 72, then select from the metric columns in Chart 50, pages 13-16. The O-ring inner diameter (ID) should also stretch approximately 5% over your groove or gland. Imperial sizes. %%EOF endstream endobj startxref Be sure to measure the actual thickness of the o-ring, don't take the 1/8" at face value. World Class; Certifications; Contact Us ; Call Us: Seal & Design Canada: Toronto, Ontario (416) 741-7005 Toll Free: 1-866-242-3770 . If you have a custom O-ring size that does not appear on this chart, contact us directly and we can help you size your O-ring gland design accordingly. Piston Seal Example. A round bottom groove the same size as the o-ring with no allowance for 'squish' will shear the top of the o-ring. Learn More > Contact. The O-ring inner diameter (ID) should also stretch approximately 5% over your groove or gland. My groove depth will need to be .120" deep on each side of the part (.240" total depth). O-Ring Groove design plays an important part in how an o-ring seals. micrometer. As important as the o’ring seal itself is the groove that the o’ring seats into. Learn More > Contact. Selecting a back-up ring One or more back-up rings are used to prevent extrusion of an elastomeric ‘O’ ring under arduous operating conditions. Learn More > O-Ring Groove Design . 92 0 obj <>/Filter/FlateDecode/ID[<0F202E3B3F2997E5AF7EB749904F2B14><2BC816D232A27E41A8D6F1E6FBFA69E3>]/Index[85 16]/Info 84 0 R/Length 56/Prev 1227132/Root 86 0 R/Size 101/Type/XRef/W[1 2 1]>>stream AS568 dash number appears to the right of O-ring inside diameter (I.D.) 85 0 obj <> endobj World Class; Certifications; Contact Us; Call Us: Seal & Design Canada: Toronto, Ontario (416) 741-7005 Toll Free: 1-866-242-3770 . now, O-Ring standards have left a gap between the 1/8” and 3/16” nominal cross sections. hޤU[k�0�+�q{�t�A)$Y��n,��>x��;�.��~����h�a��E�&�q 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 application performance. (b) This chart provides dimensions for standard (AN) shrinkage materials ONLY. Created Date: 7/7/2015 3:14:46 PM and below cross sectionial diameter. O-ring tolerances vary by use, please refer to our For measuring the cross-section, it is best to use a caliper, a.k.a. A chart listing the most popular compounds and their fluid compatibility / technical information. Given: Cylinder Bore A = 1.000 O-ring Cross Section W = 1/8 nominal Static application No back-ups required. These are intended for use in basic design consideration and to understand the core principles involved in o-ring gland/groove design. O-ring face seal connections tube fittings are according to SAE J1453 and ISO 8434-3 standards, Surface finish acceptance criteria for O-ring face seal groove design connection (typical for all styles) very important. Find the right o-ring groove design and easily order your o-ring online from the world’s largest inventory network. Fast-Expert-Quality-Service. Each AS568 dash number is a unique number that denotes specific O-ring dimensions. O-Ring Groove design plays an important part in how an o-ring seals. How to Determine O-Ring Size* For Sequence in Ordering: 1 Size (catalog number) A chart listing the most popular compounds and their fluid compatibility / technical information. O ring groove dimensions drawing . 5;� For the best experience on our site, be sure to turn on Javascript in your browser. Sign up for our newsletter and receive periodic engineering tips on good seal desing practices. and Width dimensions of o-rings in one ordering number. Sealing Australia stock a wide variety of standard and non-standard o’ring sizes. cases, samples of a specific size and compound should be tested in the application before use in production. O-ring groove design considerations and engineering guides for static face seals, metric o-rings, static dovetail o-rings, static rod-piston o-rings and dynamic rod-piston o-rings. Order o-rings online from the world’s largest inventory network including custom o-rings typically without tooling fees. (a) The rubber compound must be added when ordering by the 2-size number (i.e., N0674-70 2-007). C.2.1 O-Ring dimensions in accordance with ISO 3601-1 and AS 568 C.2.2 O-Ring dimensions in accordance with Swedish standard SMS 1586 C.2.3 O-Ring dimensions in accordance with Japanese standard JIS B 2401 C.2.4 O-Ring dimensions for straight thread tube fittings in accordance with AS 568 C.2.5 O-Ring dimensions for metric thread Included are 5 different Cross-Sections (0.070 through 0.275 inches), Inside-Diameters ranging from 0.029 to 18.955 inches and 20 Boss Fitting Sizes (-9XX series), including both an imperial and metric o-ring size chart , be sure to measure the actual sizes represented by the AS568 o-ring... Shows the nominal size was just for a size not shown in the world ’ s inventory... 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