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 6240-01-438-1157
NSN 6135-00-896-3187
NSN 6610-01-242-3760
NSN 6645-01-362-2587
NSN 6620-01-161-1594
NSN 5998-01-107-0782
NSN 6650-01-448-4996
NSN 5930-00-198-7475
NSN 5999-01-167-0838
NSN 4140-01-445-6656
NSN 6220-00-859-8582
NSN 5998-01-401-5396