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 5905-00-180-2953
NSN 5975-00-115-2696
NSN 5915-01-534-9770
NSN 5996-00-161-4202
NSN 5910-01-087-2101
NSN 5905-00-682-7649
NSN 6620-00-959-6614
NSN 5920-00-907-1245
NSN 5920-01-188-4721
NSN 4140-01-077-7555
NSN 6610-01-241-5763
NSN 6150-01-014-0794