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 5905-01-125-5030
NSN 5920-00-493-8307
NSN 6650-01-469-9715
NSN 5895-00-719-5864
NSN 5905-00-001-3903
NSN 5915-01-416-1528
NSN 5855-00-189-6066
NSN 5910-01-264-0608
NSN 2925-00-905-2655
NSN 5975-01-442-5558
NSN 5895-01-512-2407
NSN 5975-01-581-5244