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78-457 — FAN,CENTRIFUGAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

78-457: FAN,CENTRIFUGAL.

The FAN,CENTRIFUGAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include prime_mover_type: AIR TURBINE, end_item_identification: MINUTEMAN LGM-30 MISSILE. This part is cataloged in the U.S.

Government catalog under NSN 9540-00-529-9291, 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
78-457
NSN: 9540-00-529-9291
NIINs: 005299291, 013843972
FSC: 9540 — Structural Shapes, Nonferrous Base Metal
CAGE: 01634 — ALUMINUM CO OF AMERICA (USA)
SPECIFICATIONS
prime_mover_typeAIR TURBINE
end_item_identificationMINUTEMAN LGM-30 MISSILE
NSN9540-00-529-9291
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FAN,CENTRIFUGAL TITLE COMPONENT PN 78-457 MFR FAN,CENTRIFUGAL
KEY FEATURES
•
RIGHT SIDE TOP FLANGE THICKNESS: 0.063 INCHES NOMINAL IN
•
LENGTH: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
•
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES: 1.000 INCHES NOMINAL IN
•
RIGHT TOP INSIDE ANGLE: 90.0 DEGREES NOMINAL
•
LEFT TOP INSIDE ANGLE: 90.0 DEGREES NOMINAL
•
HEAT TREATMENT: T-6 SOLUTION HEAT TREATED
•
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG: 0.064 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Server thermal management and cooling
  • Hot-swap fan replacement in production environments
  • Redundant cooling for high-availability systems
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT3.000 INCHES NOMINAL IN
RIGHT SIDE TOP FLANGE THICKNESS0.063 INCHES NOMINAL IN
LENGTH10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES1.000 INCHES NOMINAL IN
RIGHT TOP INSIDE ANGLE90.0 DEGREES NOMINAL
LEFT TOP INSIDE ANGLE90.0 DEGREES NOMINAL
HEAT TREATMENTT-6 SOLUTION HEAT TREATED
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG0.064 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-200/13 FED SPEC 1ST MATERIAL RESPONSE
FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG0.064 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
QQA200-13Reference document
Same NSN cross-reference
Reference document — Secondary reference
AMS-QQA200-13Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 78-457?
78-457 is a FAN,CENTRIFUGAL.
What parts can replace 78-457?
There are 2 known substitutes for 78-457: QQA200-13, AMS-QQA200-13. Substitute compatibility should be verified for your specific system.
What is the NSN for 78-457?
78-457 is cataloged in the U.S. Government catalog under NSN 9540-00-529-9291. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.