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 6240-00-357-0139
NSN 6240-00-079-1759
NSN 4140-01-386-5630
NSN 6645-00-909-2143
NSN 6150-01-225-4900
NSN 5996-01-262-8953
NSN 5935-00-214-1863
NSN 6110-01-170-4263
NSN 5990-00-665-4105
NSN 5925-01-141-4230
NSN 6645-01-110-1334
NSN 6610-01-516-7278