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 5910-01-442-8987
NSN 5960-00-932-8335
NSN 6610-01-558-7571
NSN 5998-01-317-5943
NSN 5835-01-540-4995
NSN 6240-00-774-9302
NSN 6135-00-134-6648
NSN 5975-01-288-8295
NSN 7035-01-181-2705
NSN 6135-01-430-3119
NSN 5990-01-218-5160
NSN 6620-00-901-7848