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 4140-01-491-7900
NSN 5930-01-134-1610
NSN 6145-01-541-5056
NSN 6620-01-446-4797
NSN 5975-00-953-8822
NSN 5905-01-356-2527
NSN 5905-01-646-5503
NSN 5950-00-015-3689
NSN 5930-00-636-8888
NSN 5910-00-057-4306
NSN 5855-01-217-4172
NSN 5905-00-839-3823