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 6320-01-364-1840
NSN 5950-01-141-6332
NSN 5895-01-038-4123
NSN 5950-01-203-4021
NSN 6685-00-836-1636
NSN 5835-01-632-6627
NSN 6610-01-212-8854
NSN 6685-01-458-9763
NSN 6105-01-378-6604
NSN 5935-00-731-0140
NSN 5996-00-275-1651
NSN 5895-01-374-1768