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 4140-00-361-4691
NSN 4140-00-728-3097
NSN 5960-01-598-7371
NSN 6110-00-333-4076
NSN 5945-00-983-8587
NSN 5915-00-534-5391
NSN 5945-01-406-3200
NSN 6135-01-069-2482
NSN 5935-01-307-2525
NSN 5965-00-328-6884
NSN 6610-00-207-4207
NSN 6320-00-036-3688