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 6220-00-709-8992
NSN 5950-01-190-3481
NSN 6150-01-319-1239
NSN 6135-01-079-7852
NSN 5930-00-600-3832
NSN 5990-01-432-0523
NSN 6685-01-633-6915
NSN 5998-01-634-0604
NSN 5996-01-560-2777
NSN 6150-01-310-5568
NSN 5925-00-172-5070
NSN 5965-01-529-9938