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 6150-01-537-2940
NSN 4140-00-152-2030
NSN 5910-00-336-4525
NSN 5920-01-182-6610
NSN 5998-01-044-6520
NSN 6645-01-076-4655
NSN 4140-01-345-4212
NSN 5855-01-100-3272
NSN 5905-00-627-1198
NSN 5920-01-350-4426
NSN 6220-01-519-2892
NSN 6145-01-420-0778