9540-00-928-9917, BEAM,STRUCTURAL

National Stock Number:
9540-00-928-9917

Federal Supply Class:
9540

National Item Identification Number:
009289917

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:

3944	27610	INTERNATIONAL LIGHT METALS CORP SUB OF MARTIN MARIETTA CORP
60-7442	29321	TRANSTAR METALS CORP
81308	01634	ALUMINUM CO OF AMERICA
AMS-QQ-A-200/13	0U583	SAE INTERNATIONAL
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	T SHAPE
FABRICATION METHOD	EXTRUDED
FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG	0.094 INCHES NOMINAL
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG	0.094 INCHES NOMINAL
FIRST TIP STYLE	SQUARE END
HEAT TREATMENT	T-6 SOLUTION HEAT TREATED
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	2.125 INCHES NOMINAL
LEFT SIDE TOP FLANGE THICKNESS	0.078 INCHES NOMINAL
LEFT TOP INSIDE ANGLE	85.6 DEGREES NOMINAL
LEG THICKNESS	0.078 INCHES NOMINAL
LENGTH	10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS-Q-A-200/13 FED SPEC SINGLE MATERIAL RESPONSE
MATERIAL	ALUMINUM ALLOY 7178
NONDEFINITIVE SPEC/STD DATA	T6 TEMPER
OVERALL HEIGHT	2.540 INCHES NOMINAL
RIGHT TOP INSIDE ANGLE	94.3 DEGREES NOMINAL
RIGHT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	2.425 INCHES NOMINAL
RIGHT SIDE TOP FLANGE THICKNESS	0.078 INCHES NOMINAL
SECOND TIP RELATIONSHIP TO FIRST TIP	IDENTICAL
THIRD TIP RELATIONSHIP TO PRECEDING TIPS	IDENTICAL W/FIRST TIP
TOP FLANGE WIDTH	4.550 INCHES NOMINAL
WEIGHT PER UNIT MEASURE	0.660 POUNDS PER LINEAR FOOT

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