A0-74750 — FAN,CENTRIFUGAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

A0-74750: FAN,CENTRIFUGAL.

The FAN,CENTRIFUGAL is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include width: 5.062 INCHES NOMINAL IN, height: 4.810 INCHES NOMINAL IN, length: 4.470 INCHES NOMINAL IN, drive_type: DIRECT, inclosure_type: FULLY INCLOSED, outlet_location: BOTTOM. This part is cataloged in the U.S.

Government catalog under NSN 4140-00-476-8683, 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

A0-74750

NSN: 4140-00-476-8683
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 82877 — ROTRON INCORPORATED (USA)

SPECIFICATIONS

width	5.062 INCHES NOMINAL IN
height	4.810 INCHES NOMINAL IN
length	4.470 INCHES NOMINAL IN
quantity	1
drive_type	DIRECT
inclosure_type	FULLY INCLOSED
outlet_location	BOTTOM
prime_mover_type	ELECTRIC MOTOR
style_designator	FIXED, RECTANGULAR OUTLETS
discharge_direction	HORIZONTAL
electrical_connection_type	TERMINAL BLOCK
mounting_facility_type_and_quantity	8 THREADED HOLE(S)
NSN	4140-00-476-8683

COMPONENT DIAGRAM

KEY FEATURES

•

OUTLET LOCATION: BOTTOM

•

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

•

INCLOSURE TYPE: FULLY INCLOSED

•

LENGTH: 4.470 INCHES NOMINAL IN

•

DRIVE TYPE: DIRECT

•

QUANTITY: 1

•

STYLE DESIGNATOR: FIXED, RECTANGULAR OUTLETS

•

DISCHARGE DIRECTION: HORIZONTAL

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
MOUNTING FACILITY TYPE AND QUANTITY	8 THREADED HOLE(S)
INCLOSURE TYPE	FULLY INCLOSED
LENGTH	4.470 INCHES NOMINAL IN
DRIVE TYPE	DIRECT
QUANTITY	1
STYLE DESIGNATOR	FIXED, RECTANGULAR OUTLETS
DISCHARGE DIRECTION	HORIZONTAL
HEIGHT	4.810 INCHES NOMINAL IN
WIDTH	5.062 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 2

DRDP/QS2501-151JFReference document

Same NSN cross-reference

Reference document — Secondary reference

DRDP-QS2501CCW-151JFReference document

Same NSN cross-reference

Reference document — Secondary reference

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 A0-74750?

A0-74750 is a FAN,CENTRIFUGAL.

What parts can replace A0-74750?

There are 2 known substitutes for A0-74750: DRDP/QS2501-151JF, DRDP-QS2501CCW-151JF. Substitute compatibility should be verified for your specific system.

What is the NSN for A0-74750?

A0-74750 is cataloged in the U.S. Government catalog under NSN 4140-00-476-8683. This indicates validated use in U.S. government and defense supply chains.

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