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 6645-01-452-0621
NSN 6220-01-600-5625
NSN 5930-01-139-2122
NSN 5999-01-151-1175
NSN 6650-01-442-7893
NSN 6105-00-066-2311
NSN 6645-01-329-3890
NSN 6240-01-477-2699
NSN 4140-01-513-5549
NSN 4140-01-232-6067
NSN 5895-00-912-3393
NSN 6220-01-202-7954