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 6620-01-135-3447
NSN 6130-00-066-9600
NSN 5990-01-386-3040
NSN 6320-01-177-3192
NSN 6620-01-228-1571
NSN 5935-00-146-4610
NSN 7035-01-265-0216
NSN 5920-00-090-8396
NSN 5920-01-440-3029
NSN 6620-00-251-0569
NSN 6650-01-331-5243
NSN 6130-01-219-5758