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 2925-01-578-7731
NSN 5965-01-357-2317
NSN 4140-01-400-3610
NSN 6110-00-989-4629
NSN 6110-01-564-1709
NSN 6135-01-579-3534
NSN 5985-01-307-3932
NSN 5990-01-138-1481
NSN 5996-01-171-9162
NSN 5985-01-632-8545
NSN 6135-01-074-8220
NSN 5990-00-036-9536