1925K4 — FAN,CENTRIFUGAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1925K4: FAN,CENTRIFUGAL.

The FAN,CENTRIFUGAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include phase: SINGLE, material: ALUMINUM ALLOY OVERALL, drive_type: DIRECT, air_flow_rate: 1760.0 CUBIC FEET PER MINUTE NOMINAL, prime_mover_type: ELECTRIC MOTOR, special_features: INLET DUCT 16 IN.; O/A DIA 30 IN. IN.

This part is cataloged in the U.S. Government catalog under NSN 4140-01-244-6737, 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

1925K4

NSN: 4140-01-244-6737
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)

SPECIFICATIONS

phase	SINGLE
material	ALUMINUM ALLOY OVERALL
drive_type	DIRECT
air_flow_rate	1760.0 CUBIC FEET PER MINUTE NOMINAL
prime_mover_type	ELECTRIC MOTOR
special_features	INLET DUCT 16 IN.; O/A DIA 30 IN. IN
style_designator	FIXED
speed_adjustments	SINGLE SPEED
frequency_in_hertz	60.0
discharge_direction	HORIZONTAL
environmental_protection	WEATHERPROOF
prime_mover_power_rating	0.250 HORSEPOWER
NSN	4140-01-244-6737

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 1 FLANGE

•

SPEED ADJUSTMENTS: SINGLE SPEED

•

PHASE: SINGLE

•

FREQUENCY IN HERTZ: 60.0

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 115.0 AC

•

DRIVE TYPE: DIRECT

•

PRIME MOVER POWER RATING: 0.250 HORSEPOWER

•

STYLE DESIGNATOR: FIXED

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
SPEED ADJUSTMENTS	SINGLE SPEED
PHASE	SINGLE
FREQUENCY IN HERTZ	60.0
VOLTAGE IN VOLTS AND CURRENT TYPE	115.0 AC
DRIVE TYPE	DIRECT
PRIME MOVER POWER RATING	0.250 HORSEPOWER
STYLE DESIGNATOR	FIXED
DISCHARGE DIRECTION	HORIZONTAL
OPERATING SPEED AT RATED CAPACITY IN RPM	1140.0

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 2

121CWReference document

Same NSN cross-reference

Reference document — Secondary reference

1925K56Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1925K4?

1925K4 is a FAN,CENTRIFUGAL.

What parts can replace 1925K4?

There are 2 known substitutes for 1925K4: 121CW, 1925K56. Substitute compatibility should be verified for your specific system.

What is the NSN for 1925K4?

1925K4 is cataloged in the U.S. Government catalog under NSN 4140-01-244-6737. This indicates validated use in U.S. government and defense supply chains.

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