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 5990-00-622-1010
NSN 6650-01-428-2251
NSN 5975-01-287-1341
NSN 5960-01-511-4423
NSN 5996-01-630-5243
NSN 5990-01-336-3976
NSN 5895-01-245-9090
NSN 6135-00-728-9860
NSN 6620-00-663-8962
NSN 5855-01-105-7793
NSN 5965-00-840-8849
NSN 5998-00-458-5259