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 4140-01-643-2627
NSN 6105-01-623-9533
NSN 6135-00-170-8819
NSN 5996-00-566-9253
NSN 5950-01-365-5770
NSN 6650-00-972-8650
NSN 5960-00-396-0960
NSN 5930-00-162-8870
NSN 5915-01-406-4637
NSN 2925-01-038-7625
NSN 5975-01-580-0569
NSN 6685-01-359-1760