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 5975-00-894-9639
NSN 6145-00-403-6495
NSN 6650-01-542-7101
NSN 6110-01-406-3623
NSN 5925-01-510-8584
NSN 5998-01-535-7872
NSN 5925-01-364-8334
NSN 5990-00-910-2415
NSN 5915-01-498-9704
NSN 6320-01-359-3921
NSN 5930-01-067-9477
NSN 4140-00-985-0182