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 4140-01-534-6960
NSN 4140-00-005-4574
NSN 6610-00-925-0935
NSN 6220-01-111-2073
NSN 5998-00-908-9908
NSN 4140-00-822-4447
NSN 5835-01-163-4215
NSN 6645-01-068-6052
NSN 6645-01-270-3176
NSN 5930-01-197-0251
NSN 4140-01-554-3550
NSN 5985-00-947-4796