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 6145-01-290-7163
NSN 5910-01-116-7881
NSN 5910-01-112-9210
NSN 4140-01-599-7650
NSN 6685-01-456-4437
NSN 7035-01-056-5350
NSN 5985-01-570-7018
NSN 6220-01-185-5545
NSN 5930-01-390-4175
NSN 7035-01-463-6559
NSN 6320-01-255-2096
NSN 5920-01-266-2256