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 5835-01-501-0526
NSN 2925-00-180-2532
NSN 5945-00-837-5369
NSN 6135-00-274-4037
NSN 6645-01-544-3581
NSN 5855-00-962-2520
NSN 5975-01-052-5059
NSN 5996-00-467-1429
NSN 5915-00-139-6710
NSN 5998-01-327-4144
NSN 5925-01-617-3129
NSN 6240-01-289-4536