ASC1568437 — FAN,CENTRIFUGAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

ASC1568437: 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: 4.750 INCHES NOMINAL IN, height: 4.750 INCHES NOMINAL IN, length: 1.220 INCHES NOMINAL IN, material: PLASTIC POLYPROPYLENE OVERALL, drive_type: DIRECT, air_flow_rate: 25.0 CUBIC FEET PER MINUTE NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 4140-01-344-4675, 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

ASC1568437

NSN: 4140-01-344-4675
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: Z4779 — ASC PTY LTD (AUS)

SPECIFICATIONS

width	4.750 INCHES NOMINAL IN
height	4.750 INCHES NOMINAL IN
length	1.220 INCHES NOMINAL IN
material	PLASTIC POLYPROPYLENE OVERALL
drive_type	DIRECT
air_flow_rate	25.0 CUBIC FEET PER MINUTE NOMINAL
prime_mover_type	ELECTRIC MOTOR
speed_adjustments	SINGLE SPEED
prime_mover_power_rating	11.0 WATTS
electrical_connection_type	WIRE LEAD
ambient_temp_at_full_rated_power	-10.0 CELSIUS AND 70.0 CELSIUS DEGC
prime_mover_drive_shaft_bearing_type	SLEEVE
NSN	4140-01-344-4675

COMPONENT DIAGRAM

KEY FEATURES

•

SPEED ADJUSTMENTS: SINGLE SPEED

•

LENGTH: 1.220 INCHES NOMINAL IN

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 18.0 DC OR 28.0 DC

•

DRIVE TYPE: DIRECT

•

PRIME MOVER POWER RATING: 11.0 WATTS

•

AMBIENT TEMP AT FULL RATED POWER: -10.0 CELSIUS AND 70.0 CELSIUS DEGC

•

HEIGHT: 4.750 INCHES NOMINAL IN

•

OPERATING SPEED AT RATED CAPACITY IN RPM: 3100.0

TYPICAL APPLICATIONS

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

TECHNICAL CHARACTERISTICS

SPEED ADJUSTMENTS	SINGLE SPEED
LENGTH	1.220 INCHES NOMINAL IN
VOLTAGE IN VOLTS AND CURRENT TYPE	18.0 DC OR 28.0 DC
DRIVE TYPE	DIRECT
PRIME MOVER POWER RATING	11.0 WATTS
AMBIENT TEMP AT FULL RATED POWER	-10.0 CELSIUS AND 70.0 CELSIUS DEGC
HEIGHT	4.750 INCHES NOMINAL IN
OPERATING SPEED AT RATED CAPACITY IN RPM	3100.0
WIDTH	4.750 INCHES NOMINAL IN
MATERIAL	PLASTIC POLYPROPYLENE OVERALL

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

BD24A3Reference document

Same NSN cross-reference

Reference document — Secondary reference

BD-24-032179Reference document

Same NSN cross-reference

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

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 ASC1568437?

ASC1568437 is a FAN,CENTRIFUGAL.

What parts can replace ASC1568437?

There are 2 known substitutes for ASC1568437: BD24A3, BD-24-032179. Substitute compatibility should be verified for your specific system.

What is the NSN for ASC1568437?

ASC1568437 is cataloged in the U.S. Government catalog under NSN 4140-01-344-4675. This indicates validated use in U.S. government and defense supply chains.

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ASC1568437 — FAN,CENTRIFUGAL

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