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 5960-00-565-9133
NSN 4140-01-177-1445
NSN 6220-01-383-3920
NSN 5998-01-455-3170
NSN 6650-01-233-3578
NSN 5915-01-167-8174
NSN 5920-01-519-6237
NSN 5835-00-711-3371
NSN 6650-00-073-0269
NSN 5975-01-187-5403
NSN 5998-00-372-6047
NSN 6130-01-026-3519