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 5985-01-589-4255
NSN 5999-00-253-8383
NSN 6645-00-591-8036
NSN 5950-01-528-8796
NSN 6150-01-649-7924
NSN 5945-01-401-5323
NSN 5998-00-534-7502
NSN 5930-00-252-1033
NSN 5935-01-500-1286
NSN 5855-00-928-1912
NSN 6135-01-526-0144
NSN 6150-01-467-3121