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 5996-01-181-7057
NSN 5930-01-092-1192
NSN 5999-01-079-4510
NSN 5910-01-515-4857
NSN 6110-01-130-6515
NSN 6645-01-362-0596
NSN 4140-00-934-8800
NSN 5998-01-604-2311
NSN 5990-01-649-4647
NSN 6320-01-181-9474
NSN 5915-01-046-9296
NSN 5855-01-122-9418