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 5996-00-575-4395
NSN 6135-01-326-2536
NSN 5950-00-410-6406
NSN 6110-00-216-6911
NSN 7035-01-386-5722
NSN 6320-01-334-5305
NSN 6320-01-029-2196
NSN 6130-01-599-1580
NSN 5925-00-451-2061
NSN 6620-01-250-7445
NSN 6685-00-964-7774
NSN 6105-01-144-1289