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 5835-00-821-8555
NSN 5935-01-399-0618
NSN 4140-00-801-0067
NSN 5960-01-171-6161
NSN 6130-01-132-1871
NSN 6650-01-532-3632
NSN 6620-01-064-0366
NSN 6645-01-430-8992
NSN 5905-00-232-2858
NSN 6650-01-308-5169
NSN 6650-01-132-6860
NSN 4140-01-145-4474