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 5835-01-502-9228
NSN 6220-00-635-8818
NSN 5999-01-216-6934
NSN 5935-01-497-7803
NSN 5915-00-079-1011
NSN 5996-00-213-7121
NSN 6145-00-977-6160
NSN 5925-00-950-7444
NSN 6150-01-359-0451
NSN 4140-01-391-1974
NSN 5905-00-194-8406
NSN 5990-01-236-8399