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 5925-00-156-0680
NSN 5835-00-891-2784
NSN 5996-00-657-2334
NSN 5905-00-756-5146
NSN 5920-01-315-0018
NSN 6145-00-170-6467
NSN 5990-00-797-7649
NSN 6135-01-010-0891
NSN 6620-01-421-3917
NSN 6220-00-927-0543
NSN 6610-01-322-4331
NSN 4140-01-409-1764