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 4140-00-812-2669
NSN 5945-01-369-2733
NSN 5945-00-405-1248
NSN 4140-00-510-0325
NSN 2925-01-116-6838
NSN 5915-00-155-4766
NSN 6135-00-284-1406
NSN 5999-01-071-4221
NSN 5990-01-227-6526
NSN 7035-00-908-4933
NSN 6130-01-487-3758
NSN 5920-00-391-6252