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 5930-01-619-6531
NSN 6130-00-596-9565
NSN 6240-00-167-2467
NSN 6145-01-472-6702
NSN 5835-00-396-3366
NSN 6685-01-508-9059
NSN 5999-00-146-3758
NSN 5935-00-502-7514
NSN 4140-01-530-2775
NSN 6650-00-078-5773
NSN 5835-00-003-0295
NSN 5945-01-634-0588