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 5990-00-004-4158
NSN 5835-01-555-8963
NSN 5975-01-634-0678
NSN 4140-00-983-8048
NSN 6320-01-556-2011
NSN 5925-01-557-9007
NSN 5985-01-213-3549
NSN 6110-00-287-9158
NSN 6240-00-431-4372
NSN 6645-01-162-8023
NSN 5855-01-471-1509
NSN 5910-00-132-6318