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 5925-00-899-6427
NSN 5895-00-322-4899
NSN 6150-01-578-6631
NSN 5895-01-108-6561
NSN 6220-01-481-9193
NSN 6650-00-626-1891
NSN 2925-00-041-0439
NSN 6240-01-201-9218
NSN 5920-00-670-4674
NSN 6620-01-543-5491
NSN 6240-01-655-5877
NSN 5930-01-387-4744