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 6650-01-425-2572
NSN 5960-00-940-7976
NSN 5910-01-591-6801
NSN 6110-01-317-2915
NSN 5998-00-623-6661
NSN 6110-01-045-3256
NSN 5895-00-225-5926
NSN 6130-01-107-3087
NSN 6240-01-474-3039
NSN 2925-00-526-4541
NSN 5895-01-359-2040
NSN 4140-01-650-1208