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 5975-00-727-0223
NSN 5999-01-525-7505
NSN 5998-01-351-6518
NSN 5975-00-226-3531
NSN 6320-00-925-0558
NSN 5999-00-493-6000
NSN 5910-00-585-0361
NSN 6610-01-227-1692
NSN 5950-01-601-6559
NSN 2925-01-134-9175
NSN 5920-01-542-6822
NSN 6240-01-115-3070