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 5960-01-003-8480
NSN 5960-01-144-1515
NSN 5990-01-440-7135
NSN 6135-01-386-5709
NSN 6685-00-079-2666
NSN 6110-01-246-7346
NSN 5905-01-116-1767
NSN 7035-01-373-5972
NSN 2925-01-250-2731
NSN 6620-01-504-1827
NSN 6685-01-399-8584
NSN 7035-01-204-7481