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 6135-01-604-6972
NSN 6240-00-433-1070
NSN 5910-01-196-9389
NSN 6685-00-170-9237
NSN 6145-01-401-3713
NSN 6130-01-462-2425
NSN 6135-01-205-5965
NSN 5985-01-011-3864
NSN 5915-00-679-9390
NSN 5960-00-377-6558
NSN 5925-00-007-3962
NSN 6145-01-427-9844