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 5985-01-050-5300
NSN 6135-01-260-7180
NSN 5935-01-193-3371
NSN 5925-01-566-5419
NSN 6110-01-062-7532
NSN 4140-01-324-3548
NSN 5945-01-464-8424
NSN 5855-01-463-1315
NSN 5855-00-973-5717
NSN 5985-01-349-0610
NSN 6620-01-215-0470
NSN 6220-01-609-3375