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 5915-00-484-1128
NSN 6150-01-564-9130
NSN 5990-00-539-7859
NSN 5930-01-519-5703
NSN 6320-01-029-4220
NSN 5965-01-478-7329
NSN 5975-01-236-3354
NSN 5975-01-103-4835
NSN 5930-01-215-9297
NSN 5895-00-500-8386
NSN 5895-01-227-2651
NSN 6645-01-247-4549