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 5920-01-210-2300
NSN 5905-00-246-6398
NSN 5975-01-366-0881
NSN 5985-01-180-2117
NSN 5895-01-192-2661
NSN 5975-01-512-0705
NSN 5990-00-763-5526
NSN 5930-01-192-2364
NSN 6650-01-273-9775
NSN 5999-00-579-4730
NSN 5998-01-199-9944
NSN 5999-01-478-5619