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 5985-01-188-7794
NSN 4140-01-391-1974
NSN 5975-01-359-8503
NSN 5925-01-655-3808
NSN 5920-00-162-9945
NSN 5950-01-181-2198
NSN 6150-00-006-4231
NSN 5920-01-532-8280
NSN 5915-01-323-4864
NSN 6320-01-362-9518
NSN 5905-00-795-8357
NSN 6645-01-273-2462