9540-01-499-5402, BEAM,STRUCTURAL

2520-01-499-5403 AXLE ASSEMBLY,AUTOMOTIVE,DRIVING

National Stock Number:
9540-01-499-5402

Federal Supply Class:
9540

National Item Identification Number:
014995402

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:

LS32238-2

98897

LOCKHEED MARTIN CORP

Techincal Specification:

FABRICATION METHOD	EXTRUDED
FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG	0.090 INCHES NOMINAL
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG	0.090 INCHES NOMINAL
FIRST TIP INNER RADIUS	0.016 INCHES NOMINAL
FIRST TIP OUTER RADIUS	0.016 INCHES NOMINAL
FIRST TIP STYLE	SQUARE W/ INNER AND OUTER CORNER RADII
HEAT TREATMENT	T-76511 SOLUTION HEAT TREATED
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	1.435 INCHES NOMINAL
LEFT SIDE TOP FLANGE THICKNESS	0.090 INCHES NOMINAL
LEFT TOP INSIDE ANGLE	90.0 DEGREES NOMINAL
LEG THICKNESS	0.100 INCHES NOMINAL
LENGTH	40.000 INCHES MAXIMUM
MATERIAL	ALUMINUM ALLOY, STM04-118, ALLOY 7055
III PART NAME ASSIGNED BY CONTROLLING AGENCY	"T" SECTION, EXTRUDED
III SUPPLEMENTARY FEATURES	THIRD LEG FLANGES TO THE RIGHT AND UP INTO A SQUARE END WITH CORNERS ROUNDED TO RADIUS OF 0.016; FLANGE GOES 0.750 INCH TO THE RIGHT AND THEN 0.550 INCH UP
PROPRIETARY CHARACTERISTICS	PACS
OVERALL HEIGHT	4.000 INCHES NOMINAL
RIGHT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES	1.435 INCHES NOMINAL
RIGHT SIDE TOP FLANGE THICKNESS	0.090 INCHES NOMINAL
RIGHT TOP INSIDE ANGLE	90.0 DEGREES NOMINAL
SECOND TIP RELATIONSHIP TO FIRST TIP	IDENTICAL
SPECIAL FEATURES	THE C-5 REQUIRES 58 FT/AC; MAX LENGTH IS 50 INCHES
THIRD TIP RELATIONSHIP TO PRECEDING TIPS	IDENTICAL W/FIRST TIP
TOP FLANGE WIDTH	2.870 INCHES NOMINAL

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