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 6220-01-580-9451
NSN 5905-01-392-0540
NSN 6240-00-832-6867
NSN 5910-01-379-3775
NSN 5990-00-455-9865
NSN 5855-00-058-1293
NSN 5960-01-437-5318
NSN 6240-00-290-4185
NSN 5855-01-435-8075
NSN 5910-01-344-0429
NSN 2925-00-947-0263
NSN 6135-00-932-3136