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 4140-01-199-7432
NSN 6130-01-193-2240
NSN 5835-00-148-9719
NSN 2925-00-085-7332
NSN 4140-01-293-7397
NSN 6610-01-284-6968
NSN 6105-00-012-8278
NSN 5895-01-259-6498
NSN 5905-01-195-8171
NSN 6220-01-584-4350
NSN 6650-01-147-7135
NSN 5855-01-027-1571