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 5855-01-171-2818
NSN 5996-01-252-4107
NSN 5990-00-458-3113
NSN 6150-01-010-0608
NSN 5990-00-308-2538
NSN 4140-01-413-1962
NSN 5960-01-541-9884
NSN 5950-01-597-3850
NSN 6110-01-444-0763
NSN 5920-01-534-6064
NSN 5960-01-467-7516
NSN 6620-01-333-7014