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 6130-01-492-8080
NSN 2925-00-660-8131
NSN 6135-00-100-8890
NSN 6650-01-302-6549
NSN 5920-01-303-6841
NSN 5960-00-157-1383
NSN 5965-01-512-2895
NSN 6320-00-937-5625
NSN 6150-01-186-2524
NSN 5990-00-905-1303
NSN 6150-00-228-8686
NSN 6645-01-354-7624