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 6220-01-218-3330
NSN 5965-01-340-3723
NSN 6620-00-903-5054
NSN 5945-01-555-9294
NSN 6685-01-113-6708
NSN 7035-01-406-6510
NSN 5895-01-124-0171
NSN 5915-01-265-5915
NSN 4140-00-195-7336
NSN 4140-01-435-6540
NSN 6685-00-134-2993
NSN 5950-01-477-5075