A specially shaped fabrication of ferrous or nonferrous bulk material. It has a cross section not conforming to the letters h, i, t, or z.
NSN 5975-01-602-1540
NSN 6240-01-543-3930
NSN 5895-00-983-4105
NSN 5960-01-099-9409
NSN 4140-01-555-8115
NSN 6685-01-475-6641
NSN 5998-01-198-0315
NSN 6110-00-787-0495
NSN 6135-00-161-0746
NSN 5895-01-433-7869
NSN 4140-01-311-8812
NSN 5999-01-613-8991