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 6610-01-303-1674
NSN 4140-00-185-2993
NSN 5910-01-579-8578
NSN 6135-01-319-5567
NSN 6620-01-202-4001
NSN 5960-01-444-8163
NSN 5975-01-400-0627
NSN 5945-00-976-3004
NSN 6650-01-100-0933
NSN 6650-00-078-5773
NSN 5920-00-469-2648
NSN 5905-01-548-0610