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 5910-01-415-0273
NSN 6240-01-430-6937
NSN 5996-01-393-1101
NSN 6320-00-270-8222
NSN 6650-01-537-6906
NSN 5950-00-862-3570
NSN 5960-00-553-7338
NSN 5965-00-400-6228
NSN 5999-00-357-1054
NSN 6135-00-643-4843
NSN 5990-01-492-0215
NSN 6320-01-585-8468