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 6110-00-947-6621
NSN 6620-01-432-7032
NSN 5935-00-835-0510
NSN 4140-01-132-4527
NSN 6220-00-702-0677
NSN 7035-01-476-7316
NSN 5960-01-142-1995
NSN 5975-01-531-0941
NSN 5905-00-833-6810
NSN 6220-00-847-1520
NSN 5895-01-486-4265
NSN 4140-01-376-0986