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 6645-01-273-2462
NSN 6620-01-012-2852
NSN 5925-00-217-6381
NSN 5915-01-172-7523
NSN 4140-01-474-5524
NSN 5998-00-869-0811
NSN 6145-01-407-2476
NSN 6620-00-730-8699
NSN 5920-01-023-6818
NSN 6620-01-633-8443
NSN 6110-01-514-0271
NSN 6135-01-486-6537