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 5915-01-143-5753
NSN 5999-01-243-6188
NSN 6645-00-551-8291
NSN 2925-01-244-3016
NSN 6685-01-464-3128
NSN 6220-01-146-4467
NSN 5960-01-360-4107
NSN 5920-01-095-8989
NSN 6320-00-433-2773
NSN 7035-01-428-2336
NSN 5895-01-496-8049
NSN 5990-01-305-8121