A0-74972 — FAN,CENTRIFUGAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

A0-74972: 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, width: 5.810 INCHES NOMINAL IN, height: 6.160 INCHES NOMINAL IN, length: 6.310 INCHES NOMINAL IN, material: STEEL OVERALL, drive_type: DIRECT. This part is cataloged in the U.S.

Government catalog under NSN 4140-00-179-3977, 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

A0-74972

NSN: 4140-00-179-3977
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 82877 — ROTRON INCORPORATED (USA)

SPECIFICATIONS

phase	SINGLE
width	5.810 INCHES NOMINAL IN
height	6.160 INCHES NOMINAL IN
length	6.310 INCHES NOMINAL IN
material	STEEL OVERALL
drive_type	DIRECT
air_flow_rate	143.000 CUBIC FEET PER MINUTE MAXIMUM
inclosure_type	FULLY INCLOSED
outlet_location	BOTTOM AND TOP
prime_mover_type	ELECTRIC MOTOR
special_features	PLAIN RING W/GUARD INLET
style_designator	FIXED,ROUND OUTLETS
NSN	4140-00-179-3977

COMPONENT DIAGRAM

KEY FEATURES

•

OUTLET LOCATION: BOTTOM AND TOP

•

MOUNTING FACILITY TYPE AND QUANTITY: 8 THREADED HOLE(S)

•

SPEED ADJUSTMENTS: SINGLE SPEED

•

PHASE: SINGLE

•

FREQUENCY IN HERTZ: 400.0

•

INCLOSURE TYPE: FULLY INCLOSED

•

LENGTH: 6.310 INCHES NOMINAL IN

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 115.0 AC

TYPICAL APPLICATIONS

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

TECHNICAL CHARACTERISTICS

OUTLET LOCATION	BOTTOM AND TOP
MOUNTING FACILITY TYPE AND QUANTITY	8 THREADED HOLE(S)
SPEED ADJUSTMENTS	SINGLE SPEED
PHASE	SINGLE
FREQUENCY IN HERTZ	400.0
INCLOSURE TYPE	FULLY INCLOSED
LENGTH	6.310 INCHES NOMINAL IN
VOLTAGE IN VOLTS AND CURRENT TYPE	115.0 AC
DRIVE TYPE	DIRECT
PRIME MOVER POWER RATING	0.107 HORSEPOWER

SUBSTITUTES & CROSS-REFERENCES 3

304239Reference document

Same NSN cross-reference

Reference document — Secondary reference

DCPS-MS301CCW-471AFSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

DCPS-MS301CCW-471ASReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is A0-74972?

A0-74972 is a FAN,CENTRIFUGAL.

What parts can replace A0-74972?

There are 3 known substitutes for A0-74972: 304239, DCPS-MS301CCW-471AF, DCPS-MS301CCW-471AS. Substitute compatibility should be verified for your specific system.

What is the NSN for A0-74972?

A0-74972 is cataloged in the U.S. Government catalog under NSN 4140-00-179-3977. This indicates validated use in U.S. government and defense supply chains.

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A0-74972 — FAN,CENTRIFUGAL

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