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 6620-01-630-6759
NSN 6220-01-186-4500
NSN 5975-01-149-2006
NSN 6650-01-571-4899
NSN 7035-01-223-9584
NSN 5905-00-309-7878
NSN 6320-00-468-8421
NSN 6240-01-223-0115
NSN 6620-01-423-0833
NSN 5990-01-378-7349
NSN 6240-01-477-4015
NSN 6610-01-065-1073