9540-01-230-0476 ANGLE,STRUCTURAL Index 9540-01-230-0478 BEAM,STRUCTURAL

National Stock Number:
9540-01-230-0477

Federal Supply Class:
9540

National Item Identification Number:
012300477

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.


Manufacturer Information:
1976227610INTERNATIONAL LIGHT METALS CORP SUB OF MARTIN MARIETTA CORP
BAC1506-88581205THE BOEING COMPANY


Techincal Specification:
BASIC SHAPE STYLET SHAPE
FABRICATION METHODEXTRUDED
FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG0.130 INCHES NOMINAL
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG0.130 INCHES NOMINAL
FIRST TIP STYLESQUARE END
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES1.160 INCHES NOMINAL
LEFT SIDE TOP FLANGE THICKNESS0.250 INCHES NOMINAL
LEFT TOP INSIDE ANGLE83.5 DEGREES NOMINAL
LEG THICKNESS0.330 INCHES NOMINAL
LENGTH0.670 FEET NOMINAL
OVERALL HEIGHT1.800 INCHES MINIMUM AND 1.802 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-367, ALLOY 7075 FED SPEC 1ST MATERIAL RESPONSE
MATERIALALUMINUM ALLOY 7075
RIGHT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES1.160 INCHES NOMINAL
RIGHT SIDE TOP FLANGE THICKNESS0.250 INCHES NOMINAL
RIGHT TOP INSIDE ANGLE96.50 DEGREES NOMINAL
SECOND TIP RELATIONSHIP TO FIRST TIPIDENTICAL
WEIGHT PER UNIT MEASURE1.316 POUNDS PER LINEAR FOOT
THIRD TIP RELATIONSHIP TO PRECEDING TIPSIDENTICAL W/FIRST TIP
TOP FLANGE WIDTH2.320 INCHES NOMINAL


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