Dimensions of orings in one ordering number How to Determine ORing Size* For Sequence in Ordering 1 Size (catalog number) 2 Durometer and material 3 Quantity Example 110 – 70SLR – 10,000 (size – durometer, material and color – quantity) Outside diameter (OD) is for reference only ORings are specified by ID and cross sectionThis AS568 Oring chart is a SAE size standard for Orings and shows AS568 Rev B or AS568B Oring sizes which supersedes AS568 Rev A or AS568A Oring dimensions We have millions of AS568 Orings in stock which can be purchased easily through our Orings Online Store
O-ring size chart in mm pdf
O-ring size chart in mm pdf-901 3/32 902 1/8 903 3/16 904 1/4 905 5/16 906 3/8 907 7/16 908 1/2 909 9/16 910 5/8 911 11/16 912 3/4 913 13/16 914 7/8 916 1 918 11/8 9 11/4 924 11/2 928 13/4Comfort Fit Ring Tip If the ring is a comfort fit design, match circles to the contoured edge of the inner surface of the ring Size 45 148 mm Size 5 156 mm Size 55 16 mm Size 6 1645 mm Size 65 169 mm Size 7 173 mm Size 75 177 mm Size 8 1 mm Size 85 186 mm Size 9 19 mm Size 95 194 mm Size 10 199 mm Size 105 2 mm Size 11
We stock all ranges of orings including British Imperial (BS1806), British Metric (BS4518) European Metric (ISO/ DIN 3601), including German (DIN 3771), Swedish (SMS 1586/15) and French (NFT 47 501) American (SAE AS568A, MS 29 513) and Japanese Metric (JISB 2401) Many of our orings are available with various approvals Norsok M710,3 Use the chart to match the Diameter to your result This ring size chart is presented in British finger size letters indicated in the circles The metric Diameter and Circumference measurements are listed below each ring size All our rings are available to order in any size between G and Z6 As we make each ring individually we are ableORings are typically called out by the inner diameter of the torus and the diameter of the round crosssection Thus, for an AS size 70 shore A, Nitrile would be 0239 x 0070 70 BN ORing Sizing Guides For standard sizes, aerospace standard AS568 and ISO 3601 for metric sizes are used to give the dimension and tolerance
Oring Size Chart The tables in the Oring Size Chart list approximately 00 Oring sizes in order by inside diameter These Oring sizes correspond to US Standard AS568, British Standard, Swedish, as well as many common metric sizes according to DIN and ISO standards Most of these sizes are readily available fromMetric ORing Size and Standard Sizes Chart (PDF) ORing Standard Size (AS 568A) ORing Standard Size (BS 4518) ORing Standard Size (GB/T ) ORing Standard Size (JIS B 2401) ORing Standard Size (Metric) ORing Standard Size (Swedish SMS 1586) XRing Standard Size Backup Ring Standard SizeORING REFERENCE AS568 SIZES 1 Oring tolerance stackup) and the smallest possible Oring ORING CROSSSECTION AREA GLAND CROSSSECTION AREA GLAND FILL CS 2 Oring CSA = ORing CS inches mm Chamfer Length inches mm0XX 070 178 0 210
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The proper oring size is a fundamental aspect of proper oring performance Whether your application conforms to US, Japanese JIS, British BS, or Common Metric sizing for orings, these oring size charts will help you locate the right oring size If the oring, quadring, xring or squarering you need doesn't fit these standards, customAS568 Nominal (ref, inches) Measurements in inches Measurements in millimeters AS568 SIZE ID CS ID ± CS ± ID ± CS ±SIZE AS568 Dimensions SAE AS568 is published by the aerospace portion of the Society of Automotive Engineers Its actual title is Aerospace Size Standard for ORings, although its use is much more