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 5915-00-660-9262
NSN 5925-01-514-5612
NSN 6110-01-359-8715
NSN 5975-00-301-1537
NSN 5910-00-106-4069
NSN 5925-01-287-9206
NSN 2925-00-221-4977
NSN 6650-01-005-0714
NSN 5985-00-489-2167
NSN 5985-00-576-8668
NSN 5915-01-212-4492
NSN 5905-01-540-7442