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 5998-00-476-1133
NSN 5950-00-738-9553
NSN 6320-01-481-4871
NSN 6130-01-464-5082
NSN 5990-00-870-0656
NSN 5920-01-096-1864
NSN 6650-00-169-1866
NSN 5930-00-526-7645
NSN 5985-01-531-5010
NSN 6145-00-033-2997
NSN 5960-01-632-6576
NSN 5945-01-415-3954