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 5895-00-961-0031
NSN 5965-01-456-6622
NSN 4140-01-054-1201
NSN 5930-00-636-2709
NSN 5915-01-361-9136
NSN 5975-00-456-0627
NSN 6110-01-451-5089
NSN 6150-01-447-0880
NSN 5965-01-452-2973
NSN 5925-00-973-1160
NSN 5975-01-373-9608
NSN 5935-01-492-6033