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 5960-01-142-1995
NSN 6135-01-468-6491
NSN 5990-00-188-6111
NSN 6145-01-398-5093
NSN 6145-01-066-9475
NSN 6220-00-679-5629
NSN 6320-01-478-9351
NSN 5920-01-519-0756
NSN 5925-01-249-7547
NSN 5975-01-034-1907
NSN 6240-00-594-7138
NSN 5930-01-384-2820