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 6130-01-157-4171
NSN 6145-01-483-5862
NSN 5999-00-288-5954
NSN 6610-01-286-6497
NSN 5996-00-816-9320
NSN 5920-01-540-0668
NSN 5965-01-058-1076
NSN 5920-01-657-8480
NSN 5905-01-099-1620
NSN 5925-01-421-4276
NSN 6135-01-526-3227
NSN 6220-01-430-0442