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National Stock Number:
9540-01-232-7036
Federal Supply Class:
9540
National Item Identification Number:
012327036
Description:
BEAM,STRUCTURAL
Detail:
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.
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Manufacturer Information:
| SS1512-4 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| BASIC SHAPE STYLE | Z SHAPE | | BOTTOM FLANGE WIDTH | 0.780 INCHES NOMINAL | | FABRICATION METHOD | EXTRUDED | | FILLET RADIUS WHERE BOTTOM RIGHT FLANGE JOINS WEB FLANGE/LEG | 0.156 INCHES NOMINAL | | FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG | 0.156 INCHES NOMINAL | | FIRST TIP STYLE | SQUARE END | | LEFT SIDE TOP FLANGE THICKNESS | 0.063 INCHES NOMINAL | | OVERALL HEIGHT | 1.060 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/13 FED SPEC 1ST MATERIAL RESPONSE | | MATERIAL | ALUMINUM ALLOY 7075 AND ALUMINUM ALLOY 7072 | | RIGHT SIDE BOTTOM FLANGE THICKNESS | 0.063 INCHES NOMINAL | | SECOND TIP RELATIONSHIP TO FIRST TIP | IDENTICAL | | WEB FLANGE THICKNESS | 0.063 INCHES NOMINAL | | TOP FLANGE WIDTH | 0.310 INCHES NOMINAL |
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