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 6145-01-133-1216
NSN 6685-00-510-2905
NSN 5925-01-480-0513
NSN 5950-01-020-6833
NSN 5905-00-276-8597
NSN 2925-00-111-4097
NSN 6610-00-840-6187
NSN 5925-00-911-0593
NSN 6110-01-618-4853
NSN 5905-00-071-6601
NSN 5975-00-203-8416
NSN 5835-01-027-1828