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
NSN 5915-01-088-8128
NSN 5990-00-052-3143
NSN 6145-01-471-5858
NSN 6145-00-845-1966
NSN 6320-01-006-6138
NSN 6240-00-079-1759
NSN 5915-00-273-1693
NSN 6650-00-164-7480
NSN 6645-01-281-7254
NSN 5999-01-100-2586
NSN 5999-01-634-0576