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 5915-00-839-5889
NSN 5985-01-069-7746
NSN 6150-01-577-0146
NSN 5835-01-622-2556
NSN 5985-01-418-4808
NSN 6240-01-008-9688
NSN 5915-01-555-6498
NSN 5990-01-512-9129
NSN 6105-00-922-0864
NSN 5855-01-054-5243
NSN 6610-01-592-1551
NSN 5999-00-965-8266