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Technical Data Sheet
78BB ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

SUPPORT,STRUCTURAL COMPONENT,AIR. Key specifications include length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT, material: ALUMINUM ALLOY 2024, overall_width: 2.500 INCHES NOMINAL IN, heat_treatment: T-8511 SOLUTION HEAT TREATED, overall_height: 2.500 INCHES NOMINAL IN, first_tip_style: RIGHT QUARTER RADIUS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9540-00-839-2134, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
78BB
NSN: 9540-00-839-2134
FSC: 9540
CAGE: 01634 — ALUMINUM CO OF AMERICA (USA)
SPECIFICATIONS
length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
materialALUMINUM ALLOY 2024
overall_width2.500 INCHES NOMINAL IN
heat_treatmentT-8511 SOLUTION HEAT TREATED
overall_height2.500 INCHES NOMINAL IN
first_tip_styleRIGHT QUARTER RADIUS
first_tip_radius0.125 INCHES NOMINAL IN
second_tip_styleUPPER RADIUS
basic_shape_styleANGLE
left_inside_angle90.0 DEGREES NOMINAL
second_tip_radius0.125 INCHES NOMINAL IN
fabrication_methodEXTRUDED
NSN9540-00-839-2134
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SUPPORT,STRUCTURAL COMPONENT,AIR TITLE COMPONENT PN 78BB MFR SUPPORT,STRUCTURAL COM
KEY FEATURES
BASIC SHAPE STYLE: ANGLE
WEIGHT PER UNIT MEASURE: 0.740 POUNDS PER LINEAR FOOT LBS
LEFT INSIDE ANGLE: 90.0 DEGREES NOMINAL
BASE FLANGE THICKNESS: 0.125 INCHES NOMINAL IN
SECOND TIP RELATIONSHIP TO FIRST TIP: NOT IDENTICAL
MATERIAL: ALUMINUM ALLOY 7075
MATERIAL DOCUMENT AND CLASSIFICATION: AMS4154 NATIONAL SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
BASIC SHAPE STYLEANGLE
WEIGHT PER UNIT MEASURE0.740 POUNDS PER LINEAR FOOT LBS
LEFT INSIDE ANGLE90.0 DEGREES NOMINAL
BASE FLANGE THICKNESS0.125 INCHES NOMINAL IN
SECOND TIP RELATIONSHIP TO FIRST TIPNOT IDENTICAL
OVERALL WIDTH2.500 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 7075
MATERIAL DOCUMENT AND CLASSIFICATIONAMS4154 NATIONAL SPEC SINGLE MATERIAL RESPONSE
NONDEFINITIVE SPEC/STD DATA7075 ALLOY AND T6 TEMPER
SECOND TIP RADIUS0.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
AMS-QQ-A-200/11Interchangeable
interchangeable cross-reference
interchangeable
1MA100D03-10164Interchangeable
interchangeable cross-reference
interchangeable
AND10133-2401/AMS4154-T6511Interchangeable
interchangeable cross-reference
interchangeable
QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
BAC1503-11173Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 78BB?
78BB is a SUPPORT,STRUCTURAL COMPONENT,AIR.
What parts can replace 78BB?
There are 11 known substitutes for 78BB: AMS-QQ-A-200/11, 1MA100D03-10164, AND10133-2401/AMS4154-T6511 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 78BB?
78BB is cataloged in the Federal Logistics Information System (FLIS) under NSN 9540-00-839-2134. This indicates validated use in U.S. government and defense supply chains.
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