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 7035-01-391-7470
NSN 5999-01-188-9082
NSN 5950-01-272-0063
NSN 5998-00-578-8582
NSN 4140-01-205-1100
NSN 5975-01-503-9909
NSN 6145-00-216-6613
NSN 5965-01-019-5406
NSN 5905-01-102-7316
NSN 6150-01-623-5374
NSN 6650-01-233-8440
NSN 5990-01-400-3299