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 6620-01-589-5411
NSN 6650-00-555-1061
NSN 6320-01-481-7322
NSN 5905-00-932-2853
NSN 5855-01-286-9928
NSN 5930-01-259-5593
NSN 5920-01-309-9216
NSN 5915-00-508-7479
NSN 6240-00-885-9448
NSN 7035-01-391-7470
NSN 6130-01-141-9553
NSN 5950-01-257-6377