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 5920-00-445-3585
NSN 6130-01-370-5243
NSN 5925-01-584-5331
NSN 5930-00-721-3328
NSN 7035-00-541-8516
NSN 6105-01-532-1920
NSN 5985-01-528-8001
NSN 7035-01-193-2667
NSN 6145-01-237-9481
NSN 5915-00-154-0162
NSN 5920-01-203-6952
NSN 6320-01-384-3850