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 6150-01-320-2660
NSN 6220-01-259-2430
NSN 6135-01-421-7168
NSN 6220-01-599-7462
NSN 6685-00-838-5987
NSN 5965-00-028-9646
NSN 5998-00-900-1941
NSN 6620-01-067-0536
NSN 5835-01-632-6627
NSN 6650-01-414-3333
NSN 5935-00-831-7151
NSN 5935-01-193-3713