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 5930-00-908-5490
NSN 5950-00-435-5264
NSN 5920-01-415-2878
NSN 6130-00-179-3069
NSN 7035-01-407-6413
NSN 5915-01-418-0265
NSN 6135-01-151-2705
NSN 6685-01-298-8556
NSN 6220-01-097-6202
NSN 6650-00-959-6869
NSN 6620-01-103-7508
NSN 6130-01-359-5032