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 6145-01-418-3761
NSN 5905-00-917-5705
NSN 5990-01-361-0846
NSN 5935-00-005-4800
NSN 6620-00-954-4971
NSN 4140-01-246-5358
NSN 4140-01-298-1630
NSN 5915-00-468-3911
NSN 6130-00-733-9352
NSN 6320-01-478-9351
NSN 5835-01-463-2334
NSN 5910-00-872-5433