Standard AS568 Size O-Rings
Standard O-Rings for Boss Gaskets For Straight Thread Tube Fitting
| AS-568 No. | Tube Size (O.D.) Fractional |
Actual Dimensions | |
|---|---|---|---|
| I.D. Tol. | W. Tol. | ||
| -901 | 3/32 | .185 ±.005 | .056 ±.003 |
| -902 | 1/8 | .239 ±.005 | .064 ±.003 |
| -903 | 3/16 | .301 ±.005 | .064 ±.003 |
| -904 | 1/4 | .351 ±.005 | .072 ±.003 |
| -905 | 5/16 | .414 ±.005 | .072 ±.003 |
| -906 | 3 /8 | .468 ±.005 | .078 ±.003 |
| -907 | 7/16 | .530 ±.005 | .082 ±.003 |
| -908 | 1/2 | .644 ±.009 | .087 ±.003 |
| -909 | 9/16 | .706 ±.009 | .097 ±.003 |
| -910 | 5/8 | .755 ±.009 | .097 ±.003 |
| -911 | 11 /16 | .863 ±.009 | .116 ±.004 |
| -912 | 3/4 | .924 ±.009 | .116 ±.004 |
| -913 | 13/16 | .986 ±.010 | .116 ±.004 |
| -914 | 7/8 | 1.047 ±.010 | .116 ±.004 |
| -916 | 1 | 1.171 ±.010 | .116 ±.004 |
| -918 | 1 1/8 | 1.355 ±.012 | .116 ±.004 |
| -920 | 1 1/4 | 1.475 ±.014 | .118 ±.004 |
| -924 | 1 1/2 | 1.720 ±.014 | .118 ±.004 |
| -928 | 1 3/4 | 2.090 ±.018 | .118 ±.004 |
| -932 | 2 | 2.337 ±.018 | .118 ±.004 |