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 6220-00-433-9337
NSN 6610-01-385-1771
NSN 6130-01-272-9765
NSN 4140-01-582-2580
NSN 2925-00-733-8628
NSN 6685-01-415-3117
NSN 6685-01-004-0076
NSN 4140-01-127-6112
NSN 6145-01-285-4204
NSN 6220-01-104-9679
NSN 5935-01-072-4009
NSN 5985-01-451-9103