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 6240-00-784-4953
NSN 6145-01-552-8634
NSN 2925-01-421-9665
NSN 6685-01-041-4407
NSN 5945-01-657-9798
NSN 6650-01-350-2172
NSN 5975-00-915-7632
NSN 5965-01-411-4767
NSN 6220-01-464-6707
NSN 5975-01-365-6872
NSN 5935-01-437-7620
NSN 6610-01-064-3507