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 5945-01-555-7973
NSN 5945-00-753-7716
NSN 6110-01-363-0497
NSN 5835-00-477-3162
NSN 6685-00-267-8135
NSN 6610-01-364-0294
NSN 5998-01-480-7940
NSN 6135-01-091-4223
NSN 6645-01-357-7750
NSN 2925-00-243-6841
NSN 5920-01-620-8490
NSN 6320-01-036-2598