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 6220-01-372-4094
NSN 6145-01-467-4129
NSN 4140-01-334-4113
NSN 6110-01-616-9832
NSN 5999-00-661-0954
NSN 6320-01-578-6006
NSN 6130-00-257-8038
NSN 5999-00-716-1100
NSN 5920-01-382-9379
NSN 6620-01-319-9804
NSN 6320-00-480-7922
NSN 6685-00-620-4432