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 6220-00-446-6908
NSN 5910-01-146-0338
NSN 5905-01-383-5597
NSN 5975-01-541-1595
NSN 4140-00-517-7902
NSN 7035-01-631-4095
NSN 4140-00-569-4096
NSN 5996-00-493-3468
NSN 5975-00-872-2183
NSN 5915-01-359-6582
NSN 5998-01-121-8746
NSN 5915-01-179-5351