78J51 — FAN,VANEAXIAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

78J51: FAN,VANEAXIAL.

The FAN,VANEAXIAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include phase: SINGLE, length: 14.000 INCHES NOMINAL IN, material: ALUMINUM ALLOY OVERALL, drive_type: DIRECT, air_flow_rate: 310.0 CUBIC FEET PER MINUTE NOMINAL, flow_direction: INWARD. This part is cataloged in the U.S.

Government catalog under NSN 4140-01-121-2181, 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

78J51

NSN: 4140-01-121-2181
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 38450 — ENGINEERED COIL COMPANY DBA ENGINEERED COIL CO DIV DRS MARLO COIL (USA)

SPECIFICATIONS

phase	SINGLE
length	14.000 INCHES NOMINAL IN
material	ALUMINUM ALLOY OVERALL
quantity	1
drive_type	DIRECT
air_flow_rate	310.0 CUBIC FEET PER MINUTE NOMINAL
flow_direction	INWARD
inclosure_type	FULLY INCLOSED
stage_quantity	1
prime_mover_type	ELECTRIC MOTOR
special_features	12 IN. SQ FLANGE W/MTG HOLES AT DISCHARGE END.APPLICABLE REPLACEMENT MOTOR FSCM 57368 DWG 78H5152. IN
style_designator	FIXED
NSN	4140-01-121-2181

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 1 FLANGE AND 12 UNTHREADED HOLE(S)

•

SPEED ADJUSTMENTS: SINGLE SPEED

•

PHASE: SINGLE

•

FREQUENCY IN HERTZ: 60.0

•

INCLOSURE TYPE: FULLY INCLOSED

•

LENGTH: 14.000 INCHES NOMINAL IN

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 115.0 AC

•

FLOW DIRECTION: INWARD

TYPICAL APPLICATIONS

Server thermal management and cooling
Hot-swap fan replacement in production environments
Redundant cooling for high-availability systems

TECHNICAL CHARACTERISTICS

MOUNTING FACILITY TYPE AND QUANTITY	1 FLANGE AND 12 UNTHREADED HOLE(S)
SPEED ADJUSTMENTS	SINGLE SPEED
PHASE	SINGLE
FREQUENCY IN HERTZ	60.0
INCLOSURE TYPE	FULLY INCLOSED
LENGTH	14.000 INCHES NOMINAL IN
VOLTAGE IN VOLTS AND CURRENT TYPE	115.0 AC
FLOW DIRECTION	INWARD
HOUSING INSIDE DIAMETER	7.000 INCHES NOMINAL IN
DRIVE TYPE	DIRECT

OTHER ITEMS IN FSC 4140 — Fans, Air Circulators, and Blower Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4140-00-000-0082 4140-00-001-1517 4140-00-001-1536 4140-00-001-1537 4140-00-001-3930 4140-00-001-6464 4140-00-001-6874 4140-00-001-6875

SUBSTITUTES & CROSS-REFERENCES 3

VFV5100Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

768-7851Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

768-7851 W/131805055413051 MOTORSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 78J51?

78J51 is a FAN,VANEAXIAL.

What parts can replace 78J51?

There are 3 known substitutes for 78J51: VFV5100, 768-7851, 768-7851 W/131805055413051 MOTOR. Substitute compatibility should be verified for your specific system.

What is the NSN for 78J51?

78J51 is cataloged in the U.S. Government catalog under NSN 4140-01-121-2181. This indicates validated use in U.S. government and defense supply chains.

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