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 5996-00-540-6570
NSN 5965-00-964-1756
NSN 4140-01-469-6140
NSN 6685-01-631-8159
NSN 6130-01-566-0690
NSN 5920-01-367-5791
NSN 5999-00-899-6579
NSN 6645-01-510-4815
NSN 6320-01-436-0513
NSN 6620-00-229-2728
NSN 5835-01-283-9691
NSN 5910-01-007-4665