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 4140-01-424-0669
NSN 2925-01-539-4486
NSN 5930-01-392-7948
NSN 5895-01-252-8089
NSN 6150-01-107-0149
NSN 5960-01-132-2975
NSN 5999-01-464-3667
NSN 4140-00-218-0804
NSN 5905-00-708-0891
NSN 5920-01-480-2378
NSN 5945-01-212-7414
NSN 5895-01-377-9115