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 4140-01-258-9526
NSN 5915-00-233-6346
NSN 5935-01-641-6928
NSN 5910-01-186-2706
NSN 6220-01-104-5075
NSN 5855-01-366-2429
NSN 5935-01-584-4480
NSN 5975-00-054-9372
NSN 7035-01-222-2534
NSN 6135-00-299-6918
NSN 6610-00-164-1510
NSN 5855-01-100-3272