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 5920-00-689-1533
NSN 6150-01-478-8105
NSN 5935-01-493-6050
NSN 6320-01-119-3935
NSN 6650-01-494-9956
NSN 6135-01-122-2656
NSN 6645-00-684-3424
NSN 6220-01-542-8738
NSN 6645-01-627-8040
NSN 5999-00-816-9670
NSN 5996-01-411-9718
NSN 4140-01-158-9515