9540-00-805-0470, BEAM,STRUCTURAL

National Stock Number:
9540-00-805-0470

Federal Supply Class:
9540

National Item Identification Number:
008050470

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:

18686	77783	ALCOA/REYNOLDS METALS COMPANY
AMS-QQ-A-200/11	0U583	SAE INTERNATIONAL
AMS-QQ-A-200/11	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
LS5224	98897	LOCKHEED MARTIN CORP
QQ-A-200/11	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

LENGTH	10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM
RIGHT TOP INSIDE ANGLE	90.0 DEGREES NOMINAL
THIRD TIP RELATIONSHIP TO PRECEDING TIPS	IDENTICAL W/FIRST TIP
RIGHT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	1.781 INCHES NOMINAL
HEAT TREATMENT	T-6 SOLUTION HEAT TREATED AND ARTIFICALLY AGED
LEFT SIDE TOP FLANGE THICKNESS	0.375 INCHES NOMINAL
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG	0.156 INCHES NOMINAL
NONDEFINITIVE SPEC/STD DATA	T6 TEMPER
MATERIAL	ALUMINUM ALLOY,QQ-A-200/11,ALLOY 7075
SPECIFICATION/STANDARD DATA	81348-QQ-A-200-11 GOVERNMENT SPECIFICATION
WEIGHT PER UNIT MEASURE	1.740 POUNDS PER LINEAR FOOT
FABRICATION METHOD	EXTRUDED
FIRST TIP STYLE	SQUARE END
LEFT TOP INSIDE ANGLE	90.0 DEGREES NOMINAL
TOP FLANGE WIDTH	3.312 INCHES NOMINAL
LEG THICKNESS	0.312 INCHES NOMINAL
SECOND TIP RELATIONSHIP TO FIRST TIP	IDENTICAL
OVERALL HEIGHT	1.438 INCHES NOMINAL
RIGHT SIDE TOP FLANGE THICKNESS	0.375 INCHES NOMINAL
FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG	0.156 INCHES NOMINAL
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	1.531 INCHES NOMINAL
BASIC SHAPE STYLE	T SHAPE

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