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 5920-00-935-2275
NSN 5895-00-519-5907
NSN 5925-00-011-7011
NSN 6150-01-267-7382
NSN 5965-01-243-5494
NSN 5920-01-444-2895
NSN 6620-00-253-6329
NSN 5998-01-563-6520
NSN 7035-01-129-7834
NSN 6685-01-126-7204
NSN 5960-01-538-2082
NSN 5935-00-737-1268