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 5998-01-166-9389
NSN 5975-00-552-1764
NSN 4140-01-461-2350
NSN 6220-01-533-1302
NSN 5915-01-386-8114
NSN 5965-01-068-2714
NSN 5855-01-058-6687
NSN 5998-00-860-6308
NSN 6145-00-915-5546
NSN 5990-01-421-5342
NSN 5998-00-808-3146
NSN 4140-01-110-1980