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 6110-01-422-1572
NSN 5905-01-454-9533
NSN 6145-01-443-3173
NSN 5965-01-386-2988
NSN 5975-00-751-9450
NSN 5950-01-119-6954
NSN 5855-00-797-8217
NSN 5905-00-193-3102
NSN 6110-01-396-0864
NSN 6150-00-187-0527
NSN 6145-00-437-8960
NSN 6620-01-105-5770