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 6620-01-559-8138
NSN 5835-00-461-3342
NSN 2925-01-381-5307
NSN 6620-01-234-1799
NSN 5920-01-401-5315
NSN 6610-01-395-0568
NSN 2925-00-520-9546
NSN 5990-00-244-8684
NSN 5996-01-468-6073
NSN 5925-00-921-1171
NSN 6105-01-516-8000
NSN 6320-01-433-1210