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 5855-01-191-3404
NSN 6240-01-239-0547
NSN 5990-00-164-5992
NSN 2925-01-430-4206
NSN 6620-00-226-2285
NSN 5925-01-422-4748
NSN 5895-01-659-5786
NSN 5999-01-203-8314
NSN 6130-00-850-0076
NSN 5999-01-254-2763
NSN 6650-01-632-3135
NSN 5996-00-156-5967