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 5920-00-369-0923
NSN 5999-01-432-3377
NSN 5915-01-593-8937
NSN 4140-01-367-0791
NSN 5910-00-671-4063
NSN 5945-01-108-2248
NSN 5855-00-832-9341
NSN 6135-00-485-7402
NSN 6150-00-128-5992
NSN 6145-01-534-7659
NSN 6320-01-173-7950
NSN 6240-00-070-6615