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 6220-00-503-2831
NSN 5930-00-027-3987
NSN 6620-01-159-8852
NSN 5915-01-560-4050
NSN 5990-01-138-8981
NSN 5855-00-149-0766
NSN 6135-01-222-0703
NSN 5985-01-436-5729
NSN 5925-00-948-3296
NSN 6685-01-265-3754
NSN 6320-01-397-0399
NSN 6145-01-277-8917