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 5950-00-946-4572
NSN 5855-00-951-6483
NSN 6240-01-398-6049
NSN 5985-00-312-4577
NSN 5996-01-599-1972
NSN 5996-01-216-6410
NSN 6145-00-086-3746
NSN 4140-01-582-5437
NSN 4140-01-471-5606
NSN 5996-00-175-0462
NSN 5855-01-018-1247
NSN 6610-01-165-0232