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 6135-01-280-0600
NSN 6145-01-634-0388
NSN 5835-00-454-7239
NSN 6320-01-384-3850
NSN 6240-01-081-8588
NSN 6610-01-555-8364
NSN 5910-01-259-3582
NSN 6220-01-538-5493
NSN 7035-00-252-7467
NSN 6220-01-017-2734
NSN 6685-01-021-3064
NSN 5910-01-460-2892