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 6645-01-153-2090
NSN 6145-00-162-3820
NSN 6135-01-421-3189
NSN 6150-01-629-9094
NSN 6130-01-618-4017
NSN 5990-00-242-3754
NSN 4140-00-327-5445
NSN 5910-01-015-0129
NSN 5960-00-798-0087
NSN 5975-00-879-5809
NSN 5999-01-418-6851
NSN 6620-00-873-9825