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 5990-00-137-3971
NSN 5975-01-275-6910
NSN 5960-00-126-1654
NSN 6105-01-518-1254
NSN 5996-01-090-4683
NSN 6220-01-581-0987
NSN 5975-01-434-9054
NSN 5996-01-480-4559
NSN 5920-01-471-5364
NSN 6685-01-365-0776
NSN 4140-01-141-6526
NSN 5965-01-529-5311