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 5999-01-318-8326
NSN 6320-01-607-1491
NSN 6135-01-459-0089
NSN 5920-01-456-1560
NSN 5930-01-498-6871
NSN 5945-01-223-3700
NSN 5930-00-914-7855
NSN 6320-00-036-3688
NSN 5996-00-725-2701
NSN 6620-00-244-0965
NSN 5915-01-596-2783
NSN 2925-01-304-4567