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 4140-01-230-3274
NSN 5999-01-237-3844
NSN 5945-01-477-6154
NSN 4140-01-240-1116
NSN 5915-00-484-6177
NSN 5950-01-026-4433
NSN 5975-00-391-6357
NSN 5990-01-507-7495
NSN 5910-00-156-7293
NSN 6130-00-595-5943
NSN 6135-01-032-8887
NSN 6240-01-296-6020