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 5990-01-503-0194
NSN 6220-01-616-6772
NSN 6610-00-340-2430
NSN 5985-00-914-8261
NSN 5945-00-156-4324
NSN 4140-01-162-4497
NSN 2925-01-643-8395
NSN 5920-01-183-6329
NSN 5950-01-081-3557
NSN 5910-01-271-0920
NSN 5915-01-167-2358
NSN 6320-01-412-2973