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 5920-01-610-7598
NSN 6650-01-345-2866
NSN 5990-01-251-7313
NSN 5930-01-599-7754
NSN 4140-01-047-4093
NSN 6110-01-160-1857
NSN 5895-00-205-2924
NSN 7035-00-295-0451
NSN 5960-01-020-6316
NSN 5925-00-925-3921
NSN 5910-01-222-7434
NSN 2925-01-225-0713