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 5905-00-919-8623
NSN 6650-00-415-0273
NSN 5915-01-483-0517
NSN 4140-01-480-8634
NSN 2925-01-535-7235
NSN 6240-01-281-7249
NSN 5895-00-518-1593
NSN 5925-00-295-6255
NSN 5945-00-263-3036
NSN 5910-00-432-9371
NSN 6145-01-206-3539
NSN 5925-01-104-4625