A structural shape fabricated from a ferrous or nonferrous material and resembles the following cross-sectional forms: for the letter h, both flanges of the h section are equal or longer than the width measured along the axis of the web; for the letter i, a 16 2/3 percent slope on the inside face of the ferrous type flange, either one or both of the nonferrous type flanges are shorter than the length measured along the axis of the web; for the letters t and z, on nonferrous type, the web is usually at right angles to the flanges. Letter h section may have a maximum of 5 percent slope on the inside face of the flanges.
NSN 5895-01-211-9922
NSN 6620-01-067-8952
NSN 5950-01-308-1697
NSN 5998-00-969-9869
NSN 5935-01-630-0793
NSN 6110-01-548-5676
NSN 4140-01-250-4202
NSN 6610-01-660-3966
NSN 7035-01-265-2301
NSN 6320-01-255-2096
NSN 6130-01-323-7051
NSN 6220-01-054-9112