Standard-Gasket.com Rubber Washer Prices (ID does not affect pricing);  Material: Buna-N
Thickness Outside Diameter Minimum Order Quantity / Price per EACH
inch inch mm min max   100 250 500 1,000 2,500 5,000 10,000 25,000 50,000 100,000
0.031   1/32 0.8       0.459 0.227 0.169 0.1009 0.0585 0.0333 0.0245 0.0171 0.0129 0.0079
0.063   1/16 1.6       0.459 0.227 0.169 0.1009 0.0584 0.0332 0.0245 0.0170 0.0129 0.0079
0.094   3/32 2.4 0.125 0.234 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2   1/8  15/64 in. 0.462 0.230 0.171 0.1030 0.0604 0.0352 0.0264 0.0188 0.0146 0.0096
0.188   3/16 4.8 3.2 6.0 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.467 0.235 0.175 0.1072 0.0644 0.0390 0.0301 0.0224 0.0181 0.0130
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.461 0.229 0.170 0.1021 0.0596 0.0343 0.0256 0.0181 0.0138 0.0089
0.063   1/16 1.6       0.461 0.229 0.170 0.1020 0.0596 0.0343 0.0256 0.0181 0.0138 0.0089
0.094   3/32 2.4 0.250 0.359 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2   1/4  23/64 in. 0.465 0.233 0.173 0.1054 0.0626 0.0373 0.0285 0.0208 0.0165 0.0115
0.188   3/16 4.8 6.4 9.1 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.473 0.240 0.181 0.1120 0.0688 0.0433 0.0342 0.0264 0.0219 0.0167
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.462 0.231 0.172 0.1036 0.0609 0.0357 0.0269 0.0193 0.0150 0.0100
0.063   1/16 1.6       0.462 0.230 0.171 0.1035 0.0609 0.0356 0.0268 0.0193 0.0150 0.0100
0.094   3/32 2.4 0.375 0.484 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2   3/8  31/64 in. 0.468 0.236 0.177 0.1083 0.0653 0.0399 0.0310 0.0233 0.0189 0.0138
0.188   3/16 4.8 9.5 12.3 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.480 0.247 0.187 0.1178 0.0742 0.0485 0.0393 0.0314 0.0267 0.0213
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.465 0.233 0.173 0.1053 0.0626 0.0372 0.0284 0.0208 0.0164 0.0114
0.063   1/16 1.6       0.464 0.232 0.173 0.1052 0.0625 0.0372 0.0283 0.0207 0.0164 0.0114
0.094   3/32 2.4 0.500 0.609 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2   1/2  39/64 in. 0.472 0.240 0.180 0.1117 0.0685 0.0430 0.0340 0.0262 0.0217 0.0165
0.188   3/16 4.8 12.7 15.5 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.488 0.255 0.194 0.1247 0.0806 0.0547 0.0453 0.0372 0.0323 0.0267
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.467 0.235 0.176 0.1073 0.0644 0.0390 0.0301 0.0224 0.0181 0.0130
0.063   1/16 1.6       0.467 0.235 0.175 0.1072 0.0644 0.0390 0.0301 0.0224 0.0181 0.0130
0.094   3/32 2.4 0.625 0.734 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2   5/8  47/64 in. 0.477 0.244 0.184 0.1157 0.0722 0.0466 0.0375 0.0296 0.0250 0.0196
0.188   3/16 4.8 15.9 18.7 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.498 0.264 0.203 0.1326 0.0880 0.0619 0.0523 0.0439 0.0388 0.0330
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.470 0.237 0.178 0.1096 0.0665 0.0411 0.0321 0.0244 0.0199 0.0147
0.063   1/16 1.6       0.470 0.237 0.178 0.1095 0.0665 0.0410 0.0321 0.0243 0.0199 0.0147
0.094   3/32 2.4 0.750 0.859 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2   3/4  55/64 in. 0.482 0.249 0.189 0.1202 0.0764 0.0507 0.0414 0.0334 0.0286 0.0232
0.188   3/16 4.8 19.1 21.8 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.509 0.274 0.212 0.1417 0.0964 0.0700 0.0601 0.0515 0.0462 0.0401
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.473 0.240 0.181 0.1121 0.0689 0.0434 0.0343 0.0265 0.0220 0.0167
0.063   1/16 1.6       0.473 0.240 0.181 0.1120 0.0688 0.0433 0.0342 0.0264 0.0219 0.0167
0.094   3/32 2.4 0.875 0.984 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2   7/8  63/64 in. 0.489 0.255 0.195 0.1252 0.0811 0.0552 0.0458 0.0376 0.0328 0.0271
0.188   3/16 4.8 22.2 25.0 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.521 0.285 0.223 0.1517 0.1057 0.0791 0.0689 0.0600 0.0544 0.0480
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.476 0.244 0.184 0.1150 0.0715 0.0459 0.0368 0.0289 0.0242 0.0189
0.063   1/16 1.6       0.476 0.243 0.184 0.1148 0.0714 0.0458 0.0367 0.0288 0.0242 0.0189
0.094   3/32 2.4 1.000 1.109 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 1      1  7/64 in. 0.495 0.262 0.201 0.1308 0.0863 0.0602 0.0507 0.0423 0.0373 0.0315
0.188   3/16 4.8 25.4 28.2 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.534 0.298 0.235 0.1629 0.1161 0.0891 0.0787 0.0694 0.0635 0.0568
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.480 0.247 0.187 0.1180 0.0744 0.0487 0.0394 0.0314 0.0267 0.0213
0.063   1/16 1.6       0.480 0.247 0.187 0.1178 0.0742 0.0485 0.0393 0.0314 0.0267 0.0213
0.094   3/32 2.4 1.125 1.234 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 1  1/8 1 15/64 in. 0.503 0.269 0.207 0.1369 0.0919 0.0657 0.0560 0.0475 0.0423 0.0363
0.188   3/16 4.8 28.6 31.4 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.549 0.312 0.248 0.1750 0.1274 0.1001 0.0893 0.0797 0.0734 0.0664
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.484 0.251 0.191 0.1214 0.0775 0.0517 0.0423 0.0342 0.0294 0.0239
0.063   1/16 1.6       0.484 0.251 0.190 0.1211 0.0773 0.0515 0.0422 0.0342 0.0294 0.0239
0.094   3/32 2.4 1.250 1.359 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 1  1/4 1 23/64 in. 0.511 0.276 0.214 0.1435 0.0981 0.0717 0.0618 0.0531 0.0477 0.0416
0.188   3/16 4.8 31.8 34.5 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.565 0.327 0.262 0.1883 0.1397 0.1120 0.1009 0.0909 0.0842 0.0769
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.489 0.255 0.195 0.1250 0.0808 0.0549 0.0455 0.0373 0.0324 0.0267
0.063   1/16 1.6       0.488 0.255 0.194 0.1247 0.0806 0.0547 0.0454 0.0372 0.0323 0.0267
0.094   3/32 2.4 1.375 1.484 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 1  3/8 1 31/64 in. 0.519 0.284 0.222 0.1506 0.1047 0.0781 0.0680 0.0591 0.0535 0.0472
0.188   3/16 4.8 34.9 37.7 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.582 0.344 0.278 0.2026 0.1530 0.1249 0.1133 0.1030 0.0959 0.0881
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.493 0.260 0.199 0.1289 0.0844 0.0584 0.0489 0.0405 0.0355 0.0298
0.063   1/16 1.6       0.493 0.259 0.198 0.1286 0.0842 0.0582 0.0487 0.0404 0.0355 0.0298
0.094   3/32 2.4 1.500 1.609 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 1  1/2 1 39/64 in. 0.529 0.293 0.230 0.1583 0.1119 0.0850 0.0747 0.0656 0.0598 0.0532
0.188   3/16 4.8 38.1 40.9 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.601 0.361 0.294 0.2180 0.1673 0.1388 0.1268 0.1160 0.1085 0.1003
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.498 0.264 0.203 0.1331 0.0883 0.0621 0.0525 0.0440 0.0389 0.0330
0.063   1/16 1.6       0.498 0.264 0.203 0.1327 0.0880 0.0619 0.0523 0.0439 0.0388 0.0330
0.094   3/32 2.4 1.625 1.734 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 1  5/8 1 47/64 in. 0.539 0.302 0.239 0.1665 0.1195 0.0924 0.0819 0.0725 0.0665 0.0597
0.188   3/16 4.8 41.3 44.1 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.621 0.380 0.312 0.2344 0.1826 0.1536 0.1411 0.1298 0.1219 0.1132
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.504 0.269 0.208 0.1375 0.0924 0.0661 0.0563 0.0477 0.0425 0.0365
0.063   1/16 1.6       0.503 0.269 0.207 0.1370 0.0921 0.0659 0.0561 0.0476 0.0424 0.0365
0.094   3/32 2.4 1.750 1.859 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 1  3/4 1 55/64 in. 0.549 0.312 0.248 0.1753 0.1276 0.1003 0.0895 0.0799 0.0736 0.0666
0.188   3/16 4.8 44.5 47.2 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.642 0.400 0.330 0.2519 0.1988 0.1694 0.1564 0.1446 0.1362 0.1270
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.510 0.275 0.213 0.1422 0.0967 0.0703 0.0604 0.0517 0.0463 0.0401
0.063   1/16 1.6       0.509 0.274 0.212 0.1417 0.0964 0.0700 0.0602 0.0515 0.0462 0.0401
0.094   3/32 2.4 1.875 1.984 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 1  7/8 1 63/64 in. 0.560 0.323 0.258 0.1845 0.1362 0.1087 0.0976 0.0877 0.0812 0.0739
0.188   3/16 4.8 47.6 50.4 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.665 0.421 0.350 0.2704 0.2161 0.1861 0.1726 0.1603 0.1513 0.1416
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.516 0.281 0.218 0.1472 0.1013 0.0748 0.0647 0.0558 0.0503 0.0440
0.063   1/16 1.6       0.514 0.280 0.218 0.1466 0.1009 0.0745 0.0644 0.0557 0.0502 0.0440
0.094   3/32 2.4 2.000 2.109 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 2      2  7/64 in. 0.572 0.334 0.269 0.1944 0.1453 0.1175 0.1061 0.0960 0.0892 0.0816
0.188   3/16 4.8 50.8 53.6 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.688 0.443 0.371 0.2900 0.2343 0.2037 0.1897 0.1768 0.1673 0.1571
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.522 0.287 0.224 0.1524 0.1062 0.0795 0.0692 0.0602 0.0545 0.0481
0.063   1/16 1.6       0.521 0.286 0.223 0.1517 0.1057 0.0791 0.0690 0.0600 0.0544 0.0481
0.094   3/32 2.4 2.125 2.234 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 2  1/8 2 15/64 in. 0.585 0.346 0.280 0.2047 0.1549 0.1268 0.1152 0.1047 0.0976 0.0898
0.188   3/16 4.8 54.0 56.8 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.713 0.467 0.393 0.3107 0.2535 0.2224 0.2077 0.1943 0.1842 0.1733
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.529 0.293 0.230 0.1579 0.1113 0.0844 0.0740 0.0648 0.0589 0.0523
0.063   1/16 1.6       0.527 0.292 0.229 0.1572 0.1108 0.0840 0.0737 0.0646 0.0588 0.0523
0.094   3/32 2.4 2.250 2.359 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 2  1/4 2 23/64 in. 0.598 0.358 0.291 0.2155 0.1650 0.1366 0.1246 0.1139 0.1065 0.0983
0.188   3/16 4.8 57.2 59.9 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.740 0.492 0.417 0.3324 0.2737 0.2419 0.2267 0.2127 0.2019 0.1905
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.536 0.300 0.236 0.1637 0.1166 0.0896 0.0790 0.0696 0.0636 0.0568
0.063   1/16 1.6       0.534 0.298 0.235 0.1629 0.1161 0.0891 0.0787 0.0694 0.0635 0.0568
0.094   3/32 2.4 2.375 2.484 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 2  3/8 2 31/64 in. 0.612 0.371 0.304 0.2269 0.1756 0.1469 0.1346 0.1235 0.1158 0.1073
0.188   3/16 4.8 60.3 63.1 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.767 0.518 0.441 0.3552 0.2949 0.2625 0.2466 0.2319 0.2205 0.2084
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.543 0.306 0.243 0.1697 0.1222 0.0950 0.0842 0.0747 0.0685 0.0615
0.063   1/16 1.6       0.541 0.305 0.241 0.1688 0.1216 0.0945 0.0839 0.0745 0.0684 0.0615
0.094   3/32 2.4 2.500 2.609 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 2  1/2 2 39/64 in. 0.626 0.385 0.316 0.2388 0.1867 0.1576 0.1450 0.1336 0.1255 0.1167
0.188   3/16 4.8 63.5 66.3 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.796 0.545 0.466 0.3791 0.3170 0.2840 0.2674 0.2520 0.2400 0.2272
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.551 0.314 0.249 0.1760 0.1280 0.1006 0.0897 0.0800 0.0736 0.0664
0.063   1/16 1.6       0.549 0.312 0.248 0.1751 0.1274 0.1001 0.0893 0.0797 0.0735 0.0664
0.094   3/32 2.4 2.625 2.734 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 2  5/8 2 47/64 in. 0.641 0.399 0.330 0.2513 0.1983 0.1688 0.1559 0.1441 0.1357 0.1265
0.188   3/16 4.8 66.7 69.5 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.826 0.573 0.493 0.4040 0.3402 0.3064 0.2891 0.2731 0.2603 0.2469
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.559 0.321 0.256 0.1826 0.1341 0.1065 0.0954 0.0855 0.0789 0.0716
0.063   1/16 1.6       0.557 0.320 0.255 0.1816 0.1335 0.1060 0.0950 0.0852 0.0788 0.0716
0.094   3/32 2.4 2.750 2.859 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 2  3/4 2 55/64 in. 0.657 0.414 0.344 0.2643 0.2103 0.1805 0.1672 0.1551 0.1463 0.1368
0.188   3/16 4.8 69.9 72.6 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.858 0.603 0.521 0.4299 0.3643 0.3298 0.3118 0.2950 0.2815 0.2673
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.031   1/32 0.8       0.567 0.329 0.264 0.1894 0.1405 0.1127 0.1013 0.0912 0.0844 0.0769
0.063   1/16 1.6       0.565 0.327 0.262 0.1883 0.1397 0.1121 0.1009 0.0909 0.0843 0.0769
0.094   3/32 2.4 2.875 2.984 in. non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.125   1/8 3.2 2  7/8 2 63/64 in. 0.673 0.429 0.358 0.2778 0.2229 0.1927 0.1790 0.1665 0.1573 0.1474
0.188   3/16 4.8 73.0 75.8 mm non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
0.250   1/4 6.4       0.891 0.634 0.550 0.4570 0.3894 0.3542 0.3354 0.3178 0.3036 0.2886
0.375   3/8 9.5       non-std non-std non-std non-std non-std non-std non-std non-std non-std non-std
Buna-N Rubber Washers - Standard Gasket & Rubber Products @ www.standard-gasket.com /  ph. 800-545-8578