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 4140-00-793-3410
NSN 6320-01-113-7647
NSN 6135-00-643-4843
NSN 5935-00-231-8881
NSN 5975-01-157-9432
NSN 5975-01-469-1968
NSN 5905-01-141-6633
NSN 6610-01-512-8154
NSN 5998-00-199-1377
NSN 6610-01-415-5877
NSN 5950-01-590-0875
NSN 6620-00-170-5296