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 6135-00-900-2139
NSN 6220-01-095-8757
NSN 5835-00-074-3700
NSN 6610-00-010-9714
NSN 5999-01-104-5334
NSN 5945-01-580-3324
NSN 6645-00-527-6531
NSN 6610-00-403-1991
NSN 4140-00-179-3977
NSN 6135-01-388-1981
NSN 5930-00-988-5058
NSN 5895-01-382-9755