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 5935-01-401-5324
NSN 6145-00-938-6085
NSN 6220-01-462-2613
NSN 2925-01-121-3355
NSN 4140-01-215-1125
NSN 6685-01-158-9423
NSN 6145-01-463-2386
NSN 5960-00-687-1031
NSN 6105-01-086-2688
NSN 4140-00-504-1829
NSN 5925-01-600-6772
NSN 5945-00-932-9309