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 6645-01-633-1852
NSN 6610-00-305-2627
NSN 5985-00-496-6828
NSN 2925-01-222-7764
NSN 5920-01-104-4332
NSN 6110-01-556-7927
NSN 6220-00-492-0056
NSN 6620-01-456-0529
NSN 6145-01-573-5891
NSN 4140-01-602-0460
NSN 5855-01-377-7112
NSN 5945-01-439-3331