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 5910-00-699-2994
NSN 6110-01-492-0145
NSN 6240-01-548-4593
NSN 6645-01-374-9936
NSN 6130-01-575-3291
NSN 7035-01-502-6764
NSN 6685-01-409-1538
NSN 6150-00-401-6027
NSN 6610-01-527-1599
NSN 5975-01-364-1117
NSN 5960-01-359-4257
NSN 5945-00-553-9886