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 5996-01-245-4989
NSN 6220-00-111-3188
NSN 6135-01-226-4071
NSN 5835-01-132-5894
NSN 5920-01-378-2490
NSN 5945-01-551-7889
NSN 5910-00-204-8497
NSN 6145-00-548-7195
NSN 6135-00-973-5632
NSN 6130-01-135-9233
NSN 6130-01-535-7116
NSN 5935-01-566-0178