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 6320-01-039-5891
NSN 6620-01-172-3500
NSN 5950-00-368-7182
NSN 6110-01-068-0301
NSN 6145-01-114-5341
NSN 5999-01-573-8307
NSN 5925-00-502-9276
NSN 5996-00-841-5534
NSN 5935-01-378-6138
NSN 6110-00-390-8115
NSN 6145-01-017-2239
NSN 5930-00-608-4564