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 5985-00-173-9350
NSN 5835-00-770-2843
NSN 5950-00-054-0106
NSN 5935-01-076-3669
NSN 6645-01-581-8432
NSN 5915-01-472-4169
NSN 6685-00-186-8522
NSN 6150-01-049-5816
NSN 6620-01-280-9478
NSN 5835-01-299-5055
NSN 5935-00-246-3569
NSN 5910-00-082-1360