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 6135-01-113-1507
NSN 4140-00-339-1514
NSN 5920-01-188-1404
NSN 5999-01-363-9605
NSN 5835-00-833-7080
NSN 6130-00-959-5800
NSN 6650-01-592-2445
NSN 6130-00-403-9379
NSN 5985-01-170-3500
NSN 5945-01-539-4483
NSN 5925-00-948-6027
NSN 5835-01-040-1960