NSN 9540-00-556-9158

Part Details | STRUCTURAL BEAM

9540-00-556-9158 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.

Alternate Parts: QQA20011, QQ-A-200/11, LS14583, AMSQQA20011, AMS-QQ-A-200/11, 9540-00-556-9158, 00-556-9158, 9540005569158, 005569158

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
95NOV 08, 197400-556-915837018 ( BEAM, STRUCTURAL )
REFERENCE DRAWINGS & PICTURES

I SHAPE

SQUARE END

SQUARE END

SQUARE END

SQUARE END

Cross Reference | NSN 9540-00-556-9158
Part Number Cage Code Manufacturer
QQ-A-200/1181348FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES
LS1458398897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
AMS-QQ-A-200/1181343SOCIETY OF AUTOMOTIVE ENGINEERS INC
Technical Data | NSN 9540-00-556-9158
Characteristic Specifications
MATERIAL ALUMINUM ALLOY 7075
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200 TO 11 FED SPEC 1ST MATERIAL RESPONSE
FABRICATION METHOD EXTRUDED
HEAT TREATMENT O-ANNEALED
LENGTH10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM
BASIC SHAPE STYLE I SHAPE
OVERALL HEIGHT2.000 INCHES NOMINAL
LEFT SIDE TOP FLANGE THICKNESS0.090 INCHES NOMINAL
RIGHT SIDE TOP FLANGE THICKNESS0.090 INCHES NOMINAL
RIGHT SIDE BOTTOM FLANGE THICKNESS0.080 INCHES NOMINAL
LEFT SIDE BOTTOM FLANGE THICKNESS0.080 INCHES NOMINAL
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES0.625 INCHES NOMINAL
LEFT SIDE BOTTOM FLANGE DISTANCE TO CENTER OF BOTH FLANGES1.605 INCHES NOMINAL
RIGHT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES0.625 INCHES NOMINAL
RIGHT SIDE BOTTOM FLANGE DISTANCE TO CENTER OF BOTH FLANGES1.645 INCHES NOMINAL
FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG0.100 INCHES NOMINAL
FILLET RADIUS WHERE BOTTOM LEFT FLANGE JOINS WEB FLANGE/LEG0.100 INCHES NOMINAL
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG0.100 INCHES NOMINAL
FILLET RADIUS WHERE BOTTOM RIGHT FLANGE JOINS WEB FLANGE/LEG0.100 INCHES NOMINAL
WEB FLANGE THICKNESS0.090 INCHES NOMINAL
TOP FLANGE WIDTH1.250 INCHES NOMINAL
BOTTOM FLANGE WIDTH3.250 INCHES NOMINAL
LEFT TOP INSIDE ANGLE90.0 DEGREES NOMINAL
LEFT BOTTOM INSIDE ANGLE102.3 DEGREES NOMINAL
RIGHT TOP INSIDE ANGLE90.0 DEGREES NOMINAL
RIGHT BOTTOM INSIDE ANGLE77.7 DEGREES NOMINAL
FIRST TIP STYLE SQUARE END
SECOND TIP RELATIONSHIP TO FIRST TIP IDENTICAL
THIRD TIP RELATIONSHIP TO PRECEDING TIPS IDENTICAL W/FIRST TIP
FOURTH TIP RELATIONSHIP TO PRECEDING TIPS IDENTICAL W/FIRST TIP
WEIGHT PER UNIT MEASURE0.644 POUNDS PER LINEAR FOOT
NONDEFINITIVE SPEC/STD DATAO TEMPER