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National Stock Number:
9540-01-499-8598
Federal Supply Class:
9540
National Item Identification Number:
014998598
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:
| AND10138-1202 | 99237 | AIRFORCE-NAVY AERONAUTICAL DESIGN STANDARD |
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Techincal Specification:
| BASIC SHAPE STYLE | Z SHAPE | | BOTTOM FLANGE WIDTH | 0.750 INCHES NOMINAL | | FILLET RADIUS WHERE BOTTOM RIGHT FLANGE JOINS WEB FLANGE/LEG | 0.125 INCHES NOMINAL | | FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG | 0.125 INCHES NOMINAL | | FIRST TIP RADIUS | 0.078 INCHES NOMINAL | | FIRST TIP STYLE | LOWER RADIUS | | LEFT SIDE TOP FLANGE THICKNESS | 0.078 INCHES NOMINAL | | LEFT TOP INSIDE ANGLE | 90.0 DEGREES NOMINAL | | LENGTH | 12.000 FEET NOMINAL | | OVERALL HEIGHT | 1.250 INCHES NOMINAL | | RIGHT BOTTOM INSIDE ANGLE | 90.0 DEGREES NOMINAL | | RIGHT SIDE BOTTOM FLANGE THICKNESS | 0.078 INCHES NOMINAL | | SECOND TIP RADIUS | 0.078 INCHES NOMINAL | | SECOND TIP RELATIONSHIP TO FIRST TIP | NOT IDENTICAL | | SECOND TIP STYLE | UPPER RADIUS | | WEB FLANGE THICKNESS | 0.078 INCHES NOMINAL | | TOP FLANGE WIDTH | 0.750 INCHES NOMINAL |
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