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National Stock Number:
9540-01-560-8869
Federal Supply Class:
9540
National Item Identification Number:
015608869
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:
| AND10139-1604 | 99237 | AIRFORCE-NAVY AERONAUTICAL DESIGN STANDARD |
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Techincal Specification:
| SPECIAL FEATURES | AND10139 CANCELLED AND REPLACED BY AMS10139A | | SPECIFICATION/STANDARD DATA | ND10139CANCELED PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |
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