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 5985-01-535-3368
NSN 6150-01-483-1443
NSN 5975-01-459-6327
NSN 7035-01-113-1424
NSN 6685-01-555-7938
NSN 5855-01-503-6171
NSN 5990-01-307-4489
NSN 5975-01-379-8636
NSN 5895-01-047-7379
NSN 2925-01-647-7225
NSN 5910-01-513-1123
NSN 2925-01-446-6976