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 5910-01-468-6632
NSN 2925-01-417-6815
NSN 5975-01-286-0554
NSN 4140-01-541-9142
NSN 5855-00-138-2386
NSN 6240-00-208-2379
NSN 6610-00-753-2281
NSN 6320-01-643-0850
NSN 5920-00-063-0532
NSN 6650-00-857-2260
NSN 5960-00-857-4917
NSN 5925-01-308-3470