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 5998-00-828-4059
NSN 5960-00-627-8574
NSN 5990-00-841-5637
NSN 6240-01-497-3085
NSN 5996-01-434-4975
NSN 6150-00-287-6879
NSN 5835-01-436-6549
NSN 6685-01-442-8906
NSN 6220-01-073-5482
NSN 6610-00-738-6203
NSN 5990-00-232-3965
NSN 6685-01-547-3484