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 5935-01-211-6648
NSN 5990-01-186-8310
NSN 6620-00-726-8153
NSN 5915-00-961-1649
NSN 4140-01-156-9980
NSN 2925-01-424-0235
NSN 5996-01-485-0212
NSN 5930-01-164-3827
NSN 5945-01-317-0731
NSN 5996-01-153-9543
NSN 6610-01-218-7668
NSN 6645-00-200-2324