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 6240-01-546-3347
NSN 4140-00-992-6215
NSN 5990-01-113-8121
NSN 6650-01-467-2355
NSN 5910-01-010-3694
NSN 5925-00-328-3885
NSN 6320-00-343-1798
NSN 5985-00-822-3388
NSN 5975-01-420-5786
NSN 5920-01-588-3245
NSN 7035-00-155-9513
NSN 5915-00-045-9071