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 6135-01-052-9634
NSN 6320-00-857-4073
NSN 6150-00-945-2251
NSN 6240-01-490-5054
NSN 6610-01-264-4888
NSN 5950-01-210-1632
NSN 5996-00-237-5146
NSN 6685-01-377-6433
NSN 2925-01-331-5039
NSN 2925-00-149-0760
NSN 5835-00-912-5656
NSN 5999-01-213-1591