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 6110-01-115-7732
NSN 5999-00-977-6240
NSN 5905-01-084-7045
NSN 6685-01-449-2885
NSN 5925-01-195-8068
NSN 5999-01-274-2189
NSN 5915-00-552-1298
NSN 6610-01-147-3099
NSN 5990-01-261-2962
NSN 6145-00-785-4112
NSN 5960-01-553-4557
NSN 5925-01-535-1053