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 4140-01-379-1824
NSN 6150-00-760-0651
NSN 4140-01-161-2741
NSN 5905-01-123-1397
NSN 6320-01-516-3836
NSN 5965-01-010-1258
NSN 6220-01-250-4149
NSN 5990-01-243-4233
NSN 6135-01-655-1759
NSN 7035-00-946-2642
NSN 5835-01-459-7428
NSN 4140-01-078-6520