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 5935-01-357-1121
NSN 6685-01-474-3838
NSN 5999-01-415-8800
NSN 2925-00-221-8529
NSN 4140-01-333-1439
NSN 6145-01-277-3270
NSN 5855-01-147-6024
NSN 5920-01-625-3296
NSN 5960-01-649-1341
NSN 6645-01-356-2302
NSN 6135-01-604-8739
NSN 6645-00-071-8173