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 5990-01-242-9653
NSN 5905-01-262-2480
NSN 5999-00-105-5515
NSN 5895-01-494-9602
NSN 7035-00-946-2642
NSN 4140-01-197-0406
NSN 6685-01-050-2201
NSN 6610-01-091-3740
NSN 5996-00-960-0103
NSN 6320-01-246-4390
NSN 5998-01-258-9676
NSN 5920-01-256-0287