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 2925-00-938-3797
NSN 5965-01-594-1983
NSN 4140-01-446-7249
NSN 6135-00-862-2921
NSN 6150-01-406-8133
NSN 5905-00-752-0099
NSN 6320-01-050-1290
NSN 6130-00-058-0611
NSN 5990-00-165-1809
NSN 6150-00-756-3582
NSN 5990-01-529-6347
NSN 5990-00-918-4467