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 6145-01-453-7015
NSN 5855-00-110-9341
NSN 2925-00-782-1498
NSN 5925-00-280-2273
NSN 5910-01-010-3694
NSN 4140-01-393-0720
NSN 5960-01-445-3622
NSN 6135-01-148-8531
NSN 6130-00-405-9098
NSN 6620-01-212-8089
NSN 5915-00-816-9056
NSN 5835-00-018-4571