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 5920-01-444-7578
NSN 5910-01-126-7152
NSN 5975-00-155-4181
NSN 6645-00-230-4396
NSN 6145-00-813-6157
NSN 2925-00-010-9609
NSN 5905-00-892-8798
NSN 5998-01-076-1073
NSN 5998-01-658-0281
NSN 5945-01-610-8557
NSN 5910-01-633-9963
NSN 6130-01-079-0026