9540-01-238-4731, BEAM,STRUCTURAL

9390-01-238-4732 NONMETALLIC SPECIAL SHAPED SECTI

National Stock Number:
9540-01-238-4731

Federal Supply Class:
9540

National Item Identification Number:
012384731

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:

1MA10500D01	76301	THE BOEING COMPANY
AMS-QQ-A-200/11	0U583	SAE INTERNATIONAL
AMS-QQ-A-200/11	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
QQ-A-200/11	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

FABRICATION METHOD	EXTRUDED
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG	0.090 INCHES NOMINAL
FIRST TIP RADIUS	0.020 INCHES NOMINAL
FIRST TIP STYLE	FULL RADIUS
HEAT TREATMENT	O-ANNEALED
LEFT SIDE TOP FLANGE THICKNESS	0.040 INCHES NOMINAL
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	0.700 INCHES NOMINAL
LEG THICKNESS	0.040 INCHES NOMINAL
LENGTH	10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM
OVERALL HEIGHT	0.850 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-200/11 FED SPEC 1ST MATERIAL RESPONSE
MATERIAL	ALUMINUM ALLOY 7075
NONDEFINITIVE SPEC/STD DATA	O TEMPER
RIGHT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	0.740 INCHES NOMINAL
RIGHT SIDE TOP FLANGE THICKNESS	0.040 INCHES NOMINAL
SECOND TIP RELATIONSHIP TO FIRST TIP	IDENTICAL
SPECIAL FEATURES	TOP FLANGE OUTER FACE CONCAVE
THIRD TIP RELATIONSHIP TO PRECEDING TIPS	IDENTICAL W/FIRST TIP
TOP FLANGE WIDTH	1.400 INCHES NOMINAL

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