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 5999-01-100-0921
NSN 6650-01-443-1476
NSN 5990-00-173-9401
NSN 6645-01-122-5965
NSN 6220-01-616-6772
NSN 6620-01-503-2667
NSN 6110-00-333-1174
NSN 6320-01-302-5157
NSN 4140-00-904-3438
NSN 6645-00-456-2923
NSN 5945-00-772-3597
NSN 5905-01-582-3363