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 5998-01-236-3237
NSN 6145-01-273-2349
NSN 5920-00-253-4227
NSN 6220-01-648-1569
NSN 6620-01-189-8153
NSN 5990-01-103-3572
NSN 5920-01-352-7223
NSN 5835-01-502-9228
NSN 5925-01-578-0814
NSN 6130-01-472-7129
NSN 6135-00-209-6918
NSN 4140-01-118-8918