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 6620-00-532-2068
NSN 6240-00-799-1528
NSN 5990-01-507-7495
NSN 6150-01-538-9860
NSN 4140-01-269-3304
NSN 5935-01-077-7269
NSN 5975-00-951-6465
NSN 5996-01-141-8097
NSN 5996-00-389-7404
NSN 5920-01-206-3977
NSN 6240-01-592-3176
NSN 7035-01-202-8172