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 5915-00-005-7060
NSN 6110-01-244-9341
NSN 2925-00-149-0760
NSN 5996-01-111-9720
NSN 7035-00-541-8516
NSN 6135-00-078-9931
NSN 6620-00-720-3278
NSN 5925-00-647-3469
NSN 6320-01-096-6649
NSN 6685-00-759-0675
NSN 5945-00-157-5404
NSN 5905-01-357-7271