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 5855-01-281-9700
NSN 5855-01-585-4125
NSN 5835-00-694-8592
NSN 5950-01-441-3110
NSN 5855-01-388-6837
NSN 5950-01-147-9442
NSN 6685-00-885-0707
NSN 5999-00-383-8424
NSN 7035-01-364-8454
NSN 6320-01-116-3980
NSN 5915-01-289-4251
NSN 6130-00-454-8342