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 6135-01-187-4382
NSN 4140-01-400-3610
NSN 5935-01-520-9475
NSN 5945-01-506-5756
NSN 5935-01-055-7602
NSN 6240-01-468-3109
NSN 5920-00-837-6833
NSN 5996-01-004-7832
NSN 5998-00-221-1973
NSN 5895-00-034-5679
NSN 5930-01-500-9305
NSN 7035-01-119-2234