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 4140-01-411-6666
NSN 5895-01-354-1470
NSN 6135-01-579-3534
NSN 5998-00-941-0485
NSN 5999-01-230-3387
NSN 5910-01-237-9380
NSN 5960-00-170-6447
NSN 6135-01-164-3561
NSN 6110-00-598-2574
NSN 5965-01-550-7505
NSN 6150-00-089-7267
NSN 5930-01-363-9888