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 5930-01-166-0062
NSN 4140-00-173-0706
NSN 6150-00-107-5490
NSN 5996-01-116-2523
NSN 5910-01-323-4818
NSN 5910-00-702-6413
NSN 5985-01-393-1430
NSN 5835-01-009-8011
NSN 5990-00-232-3965
NSN 2925-00-010-9609
NSN 5935-01-468-8898
NSN 6135-00-891-4944