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 6650-01-227-8761
NSN 6685-01-492-7660
NSN 5915-01-411-6202
NSN 5999-01-534-6389
NSN 4140-01-097-0983
NSN 2925-00-902-3881
NSN 5835-00-885-6030
NSN 6645-01-305-9135
NSN 5835-01-014-4574
NSN 5965-01-299-8690
NSN 7035-00-442-1869
NSN 5950-00-545-5543