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.
NSN 5998-00-932-4781
NSN 6320-00-360-1744
NSN 5990-01-595-9441
NSN 7035-01-155-0153
NSN 6645-00-988-4427
NSN 6240-01-589-2415
NSN 5975-01-086-7926
NSN 7035-01-359-7460
NSN 5915-01-588-5998
NSN 6685-00-151-5257
NSN 5999-01-661-1819
NSN 6650-01-412-1040