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 5990-01-395-4194
NSN 6150-00-570-0552
NSN 5998-00-531-3692
NSN 6150-01-282-7072
NSN 5990-00-052-3143
NSN 6650-01-327-5113
NSN 6240-01-485-3116
NSN 4140-01-560-3234
NSN 6320-01-445-5072
NSN 5998-00-008-1108
NSN 6145-00-269-4271
NSN 6645-01-242-0340