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 4140-01-028-2743
NSN 5999-01-227-2526
NSN 6130-00-528-1266
NSN 2925-01-127-0167
NSN 6645-01-185-7684
NSN 5930-00-013-9823
NSN 5920-01-541-2644
NSN 5998-01-351-5597
NSN 5935-01-477-4739
NSN 6650-01-446-2025
NSN 2925-00-617-0826
NSN 5990-00-254-4825