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 5999-00-374-2527
NSN 5855-00-832-9341
NSN 6110-01-579-5162
NSN 6645-01-023-8724
NSN 6105-00-827-4093
NSN 5855-01-610-9426
NSN 5975-01-376-3126
NSN 5990-00-983-1813
NSN 6685-01-384-3900
NSN 4140-01-432-0292
NSN 6685-01-422-7965
NSN 6620-00-337-5610