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 5835-00-571-8866
NSN 6685-01-243-4634
NSN 5935-01-245-8678
NSN 5835-01-546-2008
NSN 6685-00-301-4037
NSN 5990-01-113-8121
NSN 5999-01-390-7883
NSN 6620-00-455-9668
NSN 6610-00-937-3798
NSN 6105-00-050-4373
NSN 6320-00-588-2401
NSN 5960-01-632-6576