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 5930-01-236-1531
NSN 5998-01-403-2586
NSN 2925-01-394-9658
NSN 5975-00-527-9656
NSN 5990-00-258-0228
NSN 5905-01-634-0595
NSN 5930-01-116-1829
NSN 6320-00-379-4695
NSN 6110-01-262-7266
NSN 6220-00-236-8333
NSN 5855-01-634-0259
NSN 4140-01-164-3675