9540-01-140-9948, BEAM,STRUCTURAL

National Stock Number:
9540-01-140-9948

Federal Supply Class:
9540

National Item Identification Number:
011409948

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:

1M445	76301	THE BOEING COMPANY
58775	01634	ALUMINUM CO OF AMERICA
AMS-QQ-A-200/13	0U583	SAE INTERNATIONAL
AC8775	76301	THE BOEING COMPANY
AMS-QQ-A-200/13	81343	SOCIETY OF AUTOMOTIVE ENGINEERS INC
QQ-A-200/13	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC

Techincal Specification:

BASIC SHAPE STYLE	Z SHAPE
BOTTOM FLANGE WIDTH	1.375 INCHES NOMINAL
FABRICATION METHOD	EXTRUDED
FILLET RADIUS WHERE BOTTOM RIGHT FLANGE JOINS WEB FLANGE/LEG	0.090 INCHES NOMINAL
FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG	0.090 INCHES NOMINAL
FIRST TIP STYLE	SQUARE END
HEAT TREATMENT	T-6 SOLUTION HEAT TREATED
LEFT SIDE TOP FLANGE THICKNESS	0.062 INCHES NOMINAL
LEFT TOP INSIDE ANGLE	90.0 DEGREES NOMINAL
LENGTH	10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM
OVERALL HEIGHT	0.875 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS-Q-A-200/13 FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL	ALUMINUM ALLOY 7178
NONDEFINITIVE SPEC/STD DATA	T6 TEMPER
RIGHT SIDE BOTTOM FLANGE THICKNESS	0.062 INCHES NOMINAL
RIGHT BOTTOM INSIDE ANGLE	90.0 DEGREES NOMINAL
SECOND TIP RELATIONSHIP TO FIRST TIP	IDENTICAL
WEIGHT PER UNIT MEASURE	6.596 POUNDS PER LINEAR FOOT
WEB FLANGE THICKNESS	0.062 INCHES NOMINAL
TOP FLANGE WIDTH	1.000 INCHES NOMINAL

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