| O-Rings (page 2.2 of 4) | ![]() |
AEROSPACE STANDARD 568 DASH NUMBERS
(-001 thru -050) (-102 thru -150) (-151 thru -219) (-220 thru -269)
(-270 thru -341) (-342 thru -391) (-392 thru -475)
| (A) = Size Reference (B) = Volume Cubic Inches (C) = Volume Cubic Centimeters | |||||||||
| Nominal Size Inches | Actual Size Inches | Actual Size Millimeters | |||||||
| (A) | I.D. | O.D. | W | I.D. | W | (B) | I.D. | W | (C) |
| -102 | 1/16 | 1/4 | 3/32 | .049 + .005 | .103+.003 | .0040 | 1.24 + 0.012 | 2.62 + 0.08 | .066 |
| -103 | 3/32 | 9/32 | 3/32 | .081 + .005 | .103+.003 | .0048 | 2.05 + 0.12 | 2.62 + 0.08 | .079 |
| -104 | 1/8 | 5/16 | 3/32 | .119 + .005 | .103+.003 | .0056 | 2.84 + 0.12 | 2.62 + 0.08 | .092 |
| -105 | 5/32 | 11/32 | 3/32 | .143 + .005 | .103+.003 | .0064 | 3.63 + 0.12 | 2.62 + 0.08 | .105 |
| -106 | 3/16 | 3/8 | 3/32 | .174 + .005 | .103+.003 | .0073 | 4.42 + 0.12 | 2.62 + 0.08 | .120 |
| -107 | 7/32 | 13/32 | 3/32 | .206 + .005 | .103+.003 | .0081 | 5.23 + 0.12 | 2.62 + 0.08 | .133 |
| -108 | 1/4 | 7/16 | 3/32 | .237 + .005 | .103+.003 | .0089 | 6.02 + 0.12 | 2.62 + 0.08 | .146 |
| -109 | 5/16 | 1/2 | 3/32 | .299 + .005 | .103+.003 | .0105 | 7.60 + 0.12 | 2.62 + 0.08 | .172 |
| -110 | 3/8 | 9/16 | 3/32 | .362 + .005 | .103+.003 | .0122 | 9.19 + 0.12 | 2.62 + 0.08 | .200 |
| -111 | 7/16 | 5/8 | 3/32 | .424 + .005 | .103+.003 | .0138 | 10.77 + 0.12 | 2.62 + 0.08 | .226 |
| -112 | 1/2 | 11/16 | 3/32 | .487 + .005 | .103+.003 | .0154 | 12.37 + 0.12 | 2.62 + 0.08 | .252 |
| -113 | 9/16 | 3/4 | 3/32 | .549 + .007 | .103+.003 | .0171 | 13.95 + 0.17 | 2.62 + 0.08 | .280 |
| -114 | 5/8 | 13/16 | 3/32 | .612 + .009 | .103+.003 | .0187 | 15.54 + 0.22 | 2.62 + 0.08 | .306 |
| -115 | 11/16 | 7/8 | 3/32 | .674 + .009 | .103+.003 | .0203 | 17.12 + 0.22 | 2.62 + 0.08 | .333 |
| -116 | 3/4 | 15/16 | 3/32 | .737 + .009 | .103+.003 | .0220 | 18.72 + 0.22 | 2.62 + 0.08 | .361 |
| -117 | 13/16 | 1 | 3/32 | .799 + .010 | .103+.003 | .0236 | 20.29 + 0.25 | 2.62 + 0.08 | .387 |
| -118 | 7/8 | 1-1/16 | 3/32 | .862 + .010 | .103+.003 | .0253 | 21.90 + 0.25 | 2.62 + 0.08 | .415 |
| -119 | 15/16 | 1-1/8 | 3/32 | .924 + .010 | .103+.003 | .0269 | 23.47 + 0.25 | 2.62 + 0.08 | .441 |
| -120 | 1 | 1-3/16 | 3/32 | .987 + .010 | .103+.003 | .0285 | 25.07 + 0.25 | 2.62 + 0.08 | .467 |
| -121 | 1-1/16 | 1-1/4 | 3/32 | 1.049 + .010 | .103+.003 | .0302 | 26.65 + 0.25 | 2.62 + 0.08 | .495 |
| -122 | 1-1/8 | 1-5/16 | 3/32 | 1.112 + .010 | .103+.003 | .0318 | 28.25 + 0.25 | 2.62 + 0.08 | .521 |
| -123 | 1-3/16 | 1-3/8 | 3/32 | 1.174 + .012 | .103+.003 | .0334 | 29.82 + 0.30 | 2.62 + 0.08 | .547 |
| -124 | 1-1/4 | 1-7/16 | 3/32 | 1.237 + .012 | .103+.003 | .0351 | 31.42 + 0.30 | 2.62 + 0.08 | .575 |
| -125 | 1-5/16 | 1-1/2 | 3/32 | 1.299 + .012 | .103+.003 | .0367 | 32.99 + 0.30 | 2.62 + 0.08 | .601 |
| -126 | 1-3/8 | 1-9/16 | 3/32 | 1.362 + .012 | .103+.003 | .0383 | 34.60 + 0.30 | 2.62 + 0.08 | .628 |
| -127 | 1-7/16 | 1-5/8 | 3/32 | 1.424 + .012 | .103+.003 | .0400 | 36.17 + 0.30 | 2.62 + 0.08 | .655 |
| -128 | 1-1/2 | 1-11/16 | 3/32 | 1.487 + .012 | .103+.003 | .0416 | 37.77 + 0.30 | 2.62 + 0.08 | .682 |
| -129 | 1-9/16 | 1-3/4 | 3/32 | 1.549 + .015 | .103+.003 | .0432 | 39.35 + 0.38 | 2.62 + 0..08 | .708 |
| -130 | 1-5/8 | 1-13/16 | 3/32 | 1.612 + .015 | .103+.003 | .0449 | 40.95 + 0.38 | 2.62 + 0.08 | .736 |
| -131 | 1-11/16 | 1-7/8 | 3/32 | 1.674 + .015 | .103+.003 | .0465 | 42.52 + 0.38 | 2.62 + 0.08 | .762 |
| -132 | 1-3/4 | 1-15/16 | 3/32 | 1.737 + .015 | .103+.003 | .0482 | 44.12 + 0.38 | 2.62 + 0.08 | .790 |
| -133 | 1-13/16 | 2 | 3/32 | 1.799 + .015 | .103+.003 | .0498 | 45.70 + 0.38 | 2.62 + 0.08 | .816 |
| -134 | 1-7/8 | 2-1/16 | 3/32 | 1.862 + .015 | .103+.003 | .0514 | 47.30 + 0.38 | 2.62 + 0.08 | .842 |
| -135 | 1-15/16 | 2-1/8 | 3/32 | 1.925 + .017 | .103+.003 | .0531 | 48.90 + 0.43 | 2.62 + 0.08 | .870 |
| -136 | 2 | 2-3/16 | 3/32 | 1.987 + .017 | .103+.003 | .0547 | 50.47 + 0.43 | 2.62 + 0.08 | .896 |
| -137 | 2-1/16 | 2-1/4 | 3/32 | 2.050 + .017 | .103+.003 | .0564 | 52.07 + 0.43 | 2.62 + 0.08 | .924 |
| -138 | 2-1/8 | 2-5/16 | 3/32 | 2.112 + .017 | .103+.003 | .0580 | 53.65 + 0.43 | 2.62 + 0.08 | .950 |
| -139 | 2-3/16 | 2-3/8 | 3/32 | 2.175 + .017 | .103+.003 | .0596 | 55.25 + 0.43 | 2.62 + 0.08 | .977 |
| -140 | 2-1/4 | 2-7/16 | 3/32 | 2.237 + .017 | .103+.003 | .0613 | 56.82 + 0.43 | 2.62 + 0.08 | 1.005 |
| -141 | 2-5/16 | 2-1/2 | 3/32 | 2.300 + .020 | .103+.003 | .00629 | 58.42 + 0.50 | 2.62 + 0.08 | 1.031 |
| -142 | 2-3/8 | 2-9/16 | 3/32 | 2.362 + .020 | .103+.003 | .0645 | 60.00 + 0.50 | 2.62 + 0.08 | 1.057 |
| -143 | 2-7/16 | 2-5/8 | 3/32 | 2.425 + .020 | .103+.003 | .0662 | 61.60 + 0.50 | 2.62 + 0.08 | 1.085 |
| -144 | 2-1/2 | 2-11/16 | 3/32 | 2.487 + .020 | .103+.003 | .0678 | 63.17 + 0.50 | 2.62 + 0.08 | 1.111 |
| -145 | 2-9/16 | 2-3/4 | 3/32 | 2.550 + .020 | .103+.003 | .0694 | 64.77 + 0.50 | 2.62 + 0.08 | 1.137 |
| -146 | 2-5/8 | 2-13/16 | 3/32 | 2.612 + .020 | .103+.003 | .0711 | 66.35 + 0.50 | 2.62 + 0.08 | 1.165 |
| -147 | 2-11/16 | 2-7/8 | 3/32 | 2.675 + .022 | .103+.003 | .0727 | 67.95 + 0.55 | 2.62 + 0.08 | 1.191 |
| -148 | 2-3/4 | 2-15/16 | 3/32 | 2.737 + .022 | .103+.003 | .0743 | 69.52 + 0.55 | 2.62 + 0.08 | 1.218 |
| -149 | 2-13/16 | 3 | 3/32 | 2.800 + .022 | .103+.003 | .0760 | 71.12 + 0.55 | 2.62 + 0.08 | 1.245 |
| -150 | 2-7/8 | 3-1/16 | 3/32 | 2.862 + .022 | .103+.003 | .0776 | 72.70 + 0.55 | 2.62 + 0.08 | 1.272 |
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