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 6135-00-643-4843
NSN 5910-01-216-3826
NSN 6620-01-487-7435
NSN 5925-01-170-4150
NSN 7035-01-620-5658
NSN 5990-01-433-3786
NSN 6240-01-119-9292
NSN 4140-00-164-6832
NSN 5960-00-333-9897
NSN 6645-01-157-4199
NSN 5925-01-559-2836
NSN 5985-01-139-1776