O-Ring Cross Section – 0.139 in. (3.53 mm), 1/8″ nominal, Sizes 251-284
$1.50 – $10.76
Size AS568A | Internal Diameter in Inches |
Internal Diameter in Millimeters |
Nominal Size in Inches |
Size AS568A | Internal Diameter in Inches |
Internal Diameter in Millimeters |
Nominal Size in Inches |
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I.D. | Tol. +/- | I.D. | Tol. +/- | I.D. | O.D. | I.D. | Tol. +/- | I.D. | Tol. +/- | I.D. | O.D. | |||
251 | 5.109 | 0.035 | 129.77 | 0.89 | 5-1/8 | 5-3/8 | 276 | 10.984 | 0.065 | 279.00 | 1.65 | 11 | 11-1/4 | |
252 | 5.234 | 0.035 | 132.94 | 0.89 | 5-1/4 | 5-1/2 | 277 | 11.484 | 0.065 | 291.70 | 1.65 | 11-1/2 | 11-3/4 | |
253 | 5.359 | 0.035 | 136.12 | 0.89 | 5-3/8 | 5-5/8 | 278 | 11.984 | 0.065 | 304.40 | 1.65 | 12 | 12-1/4 | |
254 | 5.484 | 0.035 | 139.30 | 0.89 | 5-1/2 | 5-3/4 | 279 | 12.984 | 0.065 | 329.80 | 1.65 | 13 | 13-1/4 | |
255 | 5.609 | 0.035 | 142.47 | 0.89 | 5-5/8 | 5-7/8 | 280 | 13.984 | 0.065 | 355.20 | 1.65 | 14 | 14-1/4 | |
256 | 5.734 | 0.035 | 145.65 | 0.89 | 5-3/4 | 6 | 281 | 14.984 | 0.065 | 380.60 | 1.65 | 15 | 15-1/4 | |
257 | 5.859 | 0.035 | 148.82 | 0.89 | 5-7/8 | 6-1/8 | 282 | 15.955 | 0.075 | 405.26 | 1.91 | 16 | 16-1/4 | |
258 | 5.984 | 0.035 | 152.00 | 0.89 | 6 | 6-1/4 | 283 | 16.955 | 0.080 | 430.66 | 2.03 | 17 | 17-1/4 | |
259 | 6.234 | 0.040 | 158.35 | 1.02 | 6-1/4 | 6-1/2 | 284 | 17.955 | 0.085 | 456.06 | 2.16 | 18 | 18-1/4 | |
260 | 6.484 | 0.040 | 164.70 | 1.02 | 6-1/2 | 6-3/4 | ||||||||
261 | 6.734 | 0.040 | 171.05 | 1.02 | 6-3/4 | 7 | ||||||||
262 | 6.984 | 0.040 | 177.40 | 1.02 | 7 | 7-1/4 | ||||||||
263 | 7.234 | 0.045 | 183.75 | 1.14 | 7-1/4 | 7-1/2 | ||||||||
264 | 7.484 | 0.045 | 190.10 | 1.14 | 7-1/2 | 7-3/4 | ||||||||
265 | 7.734 | 0.045 | 196.45 | 1.14 | 7-3/4 | 8 | ||||||||
266 | 7.984 | 0.045 | 202.80 | 1.14 | 8 | 8-1/4 | ||||||||
267 | 8.234 | 0.050 | 209.15 | 1.27 | 8-1/4 | 8-1/2 | ||||||||
268 | 8.484 | 0.050 | 215.50 | 1.27 | 8-1/2 | 8-3/4 | ||||||||
269 | 8.734 | 0.050 | 221.85 | 1.27 | 8-3/4 | 9 | ||||||||
270 | 8.984 | 0.050 | 228.20 | 1.27 | 9 | 9-1/4 | ||||||||
271 | 9.234 | 0.055 | 234.55 | 1.40 | 9-1/4 | 9-1/2 | ||||||||
272 | 9.484 | 0.055 | 240.90 | 1.40 | 9-1/2 | 9-3/4 | ||||||||
273 | 9.734 | 0.055 | 247.25 | 1.40 | 9-3/4 | 10 | ||||||||
274 | 9.984 | 0.055 | 253.60 | 1.40 | 10 | 10-1/4 | ||||||||
275 | 10.484 | 0.055 | 266.30 | 1.40 | 10-1/2 | 10-3/4 |