A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6110-01-633-9660
NSN 5920-01-646-9593
NSN 5950-01-464-3494
NSN 5999-01-546-7679
NSN 6240-00-518-3541
NSN 6240-00-684-8181
NSN 6150-01-216-4561
NSN 5920-01-459-4588
NSN 5945-00-225-9070
NSN 5930-01-145-8208
NSN 5945-01-168-4414
NSN 4140-01-371-3700