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 6110-00-248-7475
NSN 6620-01-648-1594
NSN 5950-01-052-1856
NSN 5935-01-100-4927
NSN 5835-01-126-2480
NSN 5905-01-010-1806
NSN 6145-01-130-5416
NSN 5905-00-116-3839
NSN 5855-01-495-1038
NSN 5895-01-579-3321
NSN 5855-01-052-7149
NSN 6610-00-336-2404