National Item Identification Number
01-459-2579
014592579
9540-01-459-2579
9540014592579
National Stock Number
Item Name
BEAM,STRUCTURAL
Federal Supply Class
9540
Description
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.
Commercial and Government Entity Code (Supplier Data)
76301
01634
Reference Numbers (Part Numbers)
1M5261
26847
Required Categories
III END ITEM IDENTIFICATION
Required Description
USED ON CH-53G HELICOPTER