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 5925-00-081-9135
NSN 5965-01-379-7706
NSN 6145-01-444-4509
NSN 4140-01-270-4749
NSN 5998-01-054-4161
NSN 5915-00-829-1629
NSN 5945-01-161-4615
NSN 5935-01-035-5659
NSN 6130-01-133-0848
NSN 5920-01-660-7286
NSN 5975-01-044-6002
NSN 6610-00-034-3709