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 5990-01-581-5103
NSN 6220-01-406-3167
NSN 5996-01-169-2278
NSN 5998-00-991-2082
NSN 5945-00-876-0450
NSN 5920-01-162-0750
NSN 6320-00-931-4855
NSN 6645-00-574-9712
NSN 5910-00-253-5256
NSN 5920-00-816-7535
NSN 6150-00-303-1565
NSN 6650-01-626-0104