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 5960-01-119-1288
NSN 2925-01-539-9795
NSN 4140-01-149-0926
NSN 5930-01-451-5020
NSN 6685-00-984-0974
NSN 6620-01-160-8517
NSN 5925-00-355-6124
NSN 6240-00-578-7894
NSN 5965-01-386-9281
NSN 6220-01-102-1954
NSN 5975-00-305-4604
NSN 6685-01-167-5812