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 5945-00-177-4676
NSN 6150-01-071-4677
NSN 5965-01-388-3492
NSN 6110-01-272-8825
NSN 5999-01-503-1519
NSN 5910-01-589-9317
NSN 6650-01-530-3763
NSN 6620-00-902-9843
NSN 5895-00-868-9871
NSN 6240-01-271-2222
NSN 5925-01-532-3196
NSN 5950-00-119-4614