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 4140-01-525-5979
NSN 5915-01-468-0053
NSN 5905-00-535-8133
NSN 5935-01-627-3758
NSN 6610-00-226-4710
NSN 5960-01-431-4291
NSN 5925-01-398-1202
NSN 5905-01-417-6588
NSN 5998-01-101-8493
NSN 6105-00-113-6292
NSN 5920-00-151-4039
NSN 5945-00-432-0870