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 5975-01-105-3341
NSN 6610-01-604-1744
NSN 5996-01-134-2026
NSN 6685-01-531-0082
NSN 6220-01-050-5139
NSN 6645-01-378-2996
NSN 2925-01-359-4027
NSN 5965-01-555-1532
NSN 6685-01-656-7371
NSN 5960-01-353-3972
NSN 6620-01-184-7384
NSN 5935-00-546-9876