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 5895-01-275-5803
NSN 5925-00-404-0396
NSN 6610-00-520-6193
NSN 6620-01-221-9296
NSN 5935-00-753-5101
NSN 5960-01-380-0885
NSN 5998-01-328-2302
NSN 6620-00-170-5296
NSN 5915-00-495-7327
NSN 5930-00-732-0651
NSN 6650-00-958-7408
NSN 6145-01-416-5808