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 6145-00-071-2549
NSN 5965-01-184-2477
NSN 6240-00-332-2084
NSN 5835-00-898-0201
NSN 6645-00-103-2517
NSN 6240-01-030-8788
NSN 5950-01-333-4926
NSN 5835-01-589-4735
NSN 6105-00-375-6194
NSN 5985-01-111-8488
NSN 5930-01-305-8861
NSN 5990-01-250-4198