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 6620-00-490-3978
NSN 5998-01-112-8595
NSN 5999-01-162-2981
NSN 5990-01-652-7373
NSN 2925-01-235-7507
NSN 6650-01-316-6419
NSN 5998-00-814-8394
NSN 7035-01-453-4242
NSN 6145-01-242-4492
NSN 7035-01-216-4806
NSN 5925-01-595-4319
NSN 5945-00-935-6922