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 5925-01-515-4755
NSN 5935-01-099-6562
NSN 6145-01-555-8131
NSN 5920-01-123-8148
NSN 6145-01-486-3666
NSN 6610-01-651-7925
NSN 6135-01-534-3007
NSN 5990-01-542-4212
NSN 5935-01-206-1625
NSN 6650-00-320-8683
NSN 6645-00-664-4665
NSN 5950-01-546-8060