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 5990-01-390-2177
NSN 5920-00-290-1844
NSN 6645-01-578-7959
NSN 6130-01-149-4863
NSN 6610-00-764-4015
NSN 5905-01-464-3833
NSN 5950-01-013-9382
NSN 5985-01-319-8319
NSN 6645-00-727-1554
NSN 6320-01-296-3181
NSN 5985-01-634-0635
NSN 4140-00-243-6664