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 5975-00-830-7638
NSN 5998-00-782-7650
NSN 5915-01-190-2346
NSN 5835-01-241-1090
NSN 5910-00-227-9296
NSN 5895-01-555-8061
NSN 4140-01-335-3451
NSN 5999-00-596-8745
NSN 4140-01-555-0876
NSN 5975-00-035-6524
NSN 5905-00-243-9269
NSN 2925-01-033-0141