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 4140-01-291-3579
NSN 6150-01-529-9121
NSN 6220-00-827-0227
NSN 5990-01-094-6826
NSN 5965-00-194-9875
NSN 6145-01-633-0299
NSN 5975-01-182-8218
NSN 6145-01-123-7019
NSN 5895-01-461-1613
NSN 6135-00-243-5048
NSN 5975-01-238-7371
NSN 5999-00-361-9580