Standard Size O-Rings (Nominal Dimensions)
O-Rings
Explore our AS-568 & Extended Standard Size O-Rings including our new 5/32" Nominal Cross Section O-Rings. Precision Associates' O-Rings are available off the shelf in several standard compounds. Or try O-Rings in one of 1,200+ specialty materials in 20 polymer groups, including Viton®, AFLAS®, EPDM, Nitrile, HNBR (HSN), XNBR, Neoprene®, Butyl, XNBR, Silicone, Fluorosilicone, Perfluoroelastomer, Urethane, Hypalon®, and Hydrin®.
Click here to view our 48 (5Mb) Catalog illustrated with full-size drawings of Standard Size O-Rings plus Dimensions and Tolerances.
Click here to view our 48 (5Mb) Catalog illustrated with full-size drawings of Standard Size O-Rings plus Dimensions and Tolerances.
Item # |
C/S (inches) |
C/S Tolerance (±) |
I.D. (inches) |
I.D. Tolerance (±) |
O.D. (REF) (inches) |
Nominal C/S (inches) |
Nominal I.D. (inches) |
Nominal O.D. (inches) |
Metric C/S (mm) |
Metric I.D. (mm) |
Metric O.D. (mm) |
---|---|---|---|---|---|---|---|---|---|---|---|
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1-901 1-901/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.056 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.185 | I.D. Tolerance (±) N/A 0.005 | O.D. (REF) (inches) N/A 0.297 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 1.4 | Metric I.D. (mm) N/A 4.7 | Metric O.D. (mm) N/A 7.5 |
1-902 1-902/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.064 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.239 | I.D. Tolerance (±) N/A 0.005 | O.D. (REF) (inches) N/A 0.367 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 1.6 | Metric I.D. (mm) N/A 6.1 | Metric O.D. (mm) N/A 9.3 |
1-903 1-903/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.064 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.301 | I.D. Tolerance (±) N/A 0.005 | O.D. (REF) (inches) N/A 0.429 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 1.6 | Metric I.D. (mm) N/A 7.6 | Metric O.D. (mm) N/A 10.9 |
1-904 1-904/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.072 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.351 | I.D. Tolerance (±) N/A 0.005 | O.D. (REF) (inches) N/A 0.495 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 1.8 | Metric I.D. (mm) N/A 8.9 | Metric O.D. (mm) N/A 12.6 |
1-905 1-905/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.072 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.414 | I.D. Tolerance (±) N/A 0.005 | O.D. (REF) (inches) N/A 0.558 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 1.8 | Metric I.D. (mm) N/A 10.5 | Metric O.D. (mm) N/A 14.2 |
1-906 1-906/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.078 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.468 | I.D. Tolerance (±) N/A 0.005 | O.D. (REF) (inches) N/A 0.624 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.0 | Metric I.D. (mm) N/A 11.9 | Metric O.D. (mm) N/A 15.8 |
1-907 1-907/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.082 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.530 | I.D. Tolerance (±) N/A 0.005 | O.D. (REF) (inches) N/A 0.694 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.1 | Metric I.D. (mm) N/A 13.5 | Metric O.D. (mm) N/A 17.6 |
1-908 1-908/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.087 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.644 | I.D. Tolerance (±) N/A 0.009 | O.D. (REF) (inches) N/A 0.818 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.2 | Metric I.D. (mm) N/A 16.4 | Metric O.D. (mm) N/A 20.8 |
1-909 1-909/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.097 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.706 | I.D. Tolerance (±) N/A 0.009 | O.D. (REF) (inches) N/A 0.900 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.5 | Metric I.D. (mm) N/A 17.9 | Metric O.D. (mm) N/A 22.9 |
1-910 1-910/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.097 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.755 | I.D. Tolerance (±) N/A 0.009 | O.D. (REF) (inches) N/A 0.949 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.5 | Metric I.D. (mm) N/A 19.2 | Metric O.D. (mm) N/A 24.1 |
1-911 1-911/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.116 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 0.863 | I.D. Tolerance (±) N/A 0.010 | O.D. (REF) (inches) N/A 1.095 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.9 | Metric I.D. (mm) N/A 21.9 | Metric O.D. (mm) N/A 27.8 |
1-912 1-912/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.116 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 0.924 | I.D. Tolerance (±) N/A 0.010 | O.D. (REF) (inches) N/A 1.156 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.9 | Metric I.D. (mm) N/A 23.5 | Metric O.D. (mm) N/A 29.4 |
1-913 1-913/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.116 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 0.986 | I.D. Tolerance (±) N/A 0.010 | O.D. (REF) (inches) N/A 1.218 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.9 | Metric I.D. (mm) N/A 25.0 | Metric O.D. (mm) N/A 30.9 |
1-914 1-914/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.116 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 1.047 | I.D. Tolerance (±) N/A 0.010 | O.D. (REF) (inches) N/A 1.279 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.9 | Metric I.D. (mm) N/A 26.6 | Metric O.D. (mm) N/A 32.5 |
1-915 1-915/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.116 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 1.109 | I.D. Tolerance (±) N/A 0.012 | O.D. (REF) (inches) N/A 1.341 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.9 | Metric I.D. (mm) N/A 28.2 | Metric O.D. (mm) N/A 34.1 |
1-916 1-916/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.116 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 1.171 | I.D. Tolerance (±) N/A 0.012 | O.D. (REF) (inches) N/A 1.403 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.9 | Metric I.D. (mm) N/A 29.7 | Metric O.D. (mm) N/A 35.6 |
1-918 1-918/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.116 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 1.355 | I.D. Tolerance (±) N/A 0.012 | O.D. (REF) (inches) N/A 1.587 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 2.9 | Metric I.D. (mm) N/A 34.4 | Metric O.D. (mm) N/A 40.3 |
1-920 1-920/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.118 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 1.475 | I.D. Tolerance (±) N/A 0.012 | O.D. (REF) (inches) N/A 1.711 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 3.0 | Metric I.D. (mm) N/A 37.5 | Metric O.D. (mm) N/A 43.5 |
1-924 1-924/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.118 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 1.720 | I.D. Tolerance (±) N/A 0.015 | O.D. (REF) (inches) N/A 1.956 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 3.0 | Metric I.D. (mm) N/A 43.7 | Metric O.D. (mm) N/A 49.7 |
1-928 1-928/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.118 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 2.090 | I.D. Tolerance (±) N/A 0.018 | O.D. (REF) (inches) N/A 2.326 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 3.0 | Metric I.D. (mm) N/A 53.1 | Metric O.D. (mm) N/A 59.1 |
1-932 1-932/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.118 | C/S Tolerance (±) N/A 0.004 | I.D. (inches) N/A 2.337 | I.D. Tolerance (±) N/A 0.020 | O.D. (REF) (inches) N/A 2.573 | Nominal C/S (inches) N/A | Nominal I.D. (inches) N/A | Nominal O.D. (inches) N/A | Metric C/S (mm) N/A 3.0 | Metric I.D. (mm) N/A 59.4 | Metric O.D. (mm) N/A 65.4 |
1-001 1-001/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.040 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.029 | I.D. Tolerance (±) N/A 0.004 | O.D. (REF) (inches) N/A 0.109 | Nominal C/S (inches) N/A 1/32 | Nominal I.D. (inches) N/A 1/32 | Nominal O.D. (inches) N/A 3/32 | Metric C/S (mm) N/A 1.0 | Metric I.D. (mm) N/A 0.7 | Metric O.D. (mm) N/A 2.8 |
40-70 40-70/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.040 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.070 | I.D. Tolerance (±) N/A 0.005 | O.D. (REF) (inches) N/A 0.150 | Nominal C/S (inches) N/A 1/32 | Nominal I.D. (inches) N/A 5/64 | Nominal O.D. (inches) N/A 9/64 | Metric C/S (mm) N/A 1.0 | Metric I.D. (mm) N/A 1.8 | Metric O.D. (mm) N/A 3.8 |
1-002 1-002/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.050 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.042 | I.D. Tolerance (±) N/A 0.004 | O.D. (REF) (inches) N/A 0.142 | Nominal C/S (inches) N/A 3/64 | Nominal I.D. (inches) N/A 3/64 | Nominal O.D. (inches) N/A 9/64 | Metric C/S (mm) N/A 1.3 | Metric I.D. (mm) N/A 1.1 | Metric O.D. (mm) N/A 3.6 |
1-003 1-003/ImgCustom/1004/placeholder_notavailable.gif | C/S (inches) N/A 0.060 | C/S Tolerance (±) N/A 0.003 | I.D. (inches) N/A 0.056 | I.D. Tolerance (±) N/A 0.004 | O.D. (REF) (inches) N/A 0.176 | Nominal C/S (inches) N/A 1/16 | Nominal I.D. (inches) N/A 1/16 | Nominal O.D. (inches) N/A 11/64 | Metric C/S (mm) N/A 1.5 | Metric I.D. (mm) N/A 1.4 | Metric O.D. (mm) N/A 4.5 |