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 6220-01-056-6507
NSN 5975-00-985-2748
NSN 5965-01-167-8513
NSN 6320-01-289-0946
NSN 5996-01-580-0582
NSN 5915-00-114-2661
NSN 5990-01-179-5625
NSN 5910-00-156-7293
NSN 5996-00-823-8487
NSN 5920-01-522-6363
NSN 6130-01-383-7053
NSN 6685-01-328-8909