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 4140-00-624-7627
NSN 4140-01-007-8902
NSN 5935-00-251-7602
NSN 6130-01-492-9833
NSN 5998-01-144-5568
NSN 6620-01-220-2934
NSN 5905-00-269-9673
NSN 6130-00-253-5910
NSN 5985-00-484-0882
NSN 5996-01-335-3512
NSN 5925-00-832-8084
NSN 5960-01-434-5539