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 5905-01-117-3912
NSN 5945-01-422-0381
NSN 5990-01-065-9348
NSN 6610-00-152-7216
NSN 7035-00-616-4410
NSN 6135-01-487-6275
NSN 5945-01-496-1680
NSN 4140-01-160-8106
NSN 6240-00-275-1950
NSN 5895-00-031-2261
NSN 5925-01-591-0295
NSN 6650-01-570-7971