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 6650-01-163-6330
NSN 6650-00-351-9362
NSN 5990-01-065-0492
NSN 5915-01-119-6184
NSN 4140-01-188-8160
NSN 4140-00-891-9245
NSN 5935-01-530-1992
NSN 6620-01-538-2294
NSN 5920-01-197-2570
NSN 5905-00-254-4721
NSN 5975-00-327-3990
NSN 5905-00-983-6014