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 5935-01-171-1966
NSN 6610-01-558-4799
NSN 5950-01-093-6423
NSN 5920-01-472-6923
NSN 6620-00-602-5832
NSN 6620-00-017-8098
NSN 5960-01-185-9884
NSN 6220-00-500-4813
NSN 5945-01-316-8170
NSN 5895-00-491-8280
NSN 5910-00-730-7720
NSN 5925-01-446-5267