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 5920-01-310-8120
NSN 6620-01-478-4299
NSN 6130-01-572-4544
NSN 5950-01-524-3976
NSN 5990-00-939-8890
NSN 6110-01-069-2966
NSN 6610-01-287-9814
NSN 7035-01-139-2637
NSN 5999-01-042-8006
NSN 7035-01-229-0941
NSN 5998-01-053-8605
NSN 5855-00-987-1171