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 5930-00-297-8848
NSN 5910-01-298-2805
NSN 5999-00-910-9382
NSN 6135-01-359-5798
NSN 5915-01-069-2775
NSN 6685-00-822-5348
NSN 5915-00-611-3363
NSN 6685-00-792-3168
NSN 6610-01-420-9111
NSN 5935-01-076-8370
NSN 6620-01-646-0105
NSN 5925-01-430-3660