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 4140-01-495-3768
NSN 5895-01-582-7217
NSN 5915-01-523-1669
NSN 6610-00-861-3665
NSN 6110-00-695-8912
NSN 5935-00-977-7454
NSN 5998-01-534-6372
NSN 6220-01-129-6304
NSN 5996-01-127-3381
NSN 6650-01-392-5855
NSN 6145-01-558-9942
NSN 5915-00-976-3704