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 5999-01-609-0385
NSN 5925-01-322-7930
NSN 7035-01-134-7080
NSN 4140-01-106-8952
NSN 5905-01-519-2725
NSN 6320-01-067-0474
NSN 5925-01-492-7566
NSN 6610-01-021-3670
NSN 5920-01-372-1322
NSN 7035-01-633-9537
NSN 5990-01-529-6347
NSN 6135-01-546-4588