1258829-4 — FAN,CIRCULATING

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1258829-4: FAN,CIRCULATING.

The FAN,CIRCULATING is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include phase: SINGLE, length: 2.625 INCHES NOMINAL IN, material: ALUMINUM OVERALL, drive_type: DIRECT, air_flow_rate: 80.0 CUBIC FEET PER MINUTE MAXIMUM, flow_direction: OUTWARD. This part is cataloged in the U.S.

Government catalog under NSN 4140-00-585-8366, 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

1258829-4

NSN: 4140-00-585-8366
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

phase	SINGLE
length	2.625 INCHES NOMINAL IN
material	ALUMINUM OVERALL
drive_type	DIRECT
air_flow_rate	80.0 CUBIC FEET PER MINUTE MAXIMUM
flow_direction	OUTWARD
inclosure_type	FULLY INCLOSED
prime_mover_type	ELECTRIC MOTOR
style_designator	FIXED
speed_adjustments	SINGLE SPEED
surface_treatment	ANODIZE BLADE
frequency_in_hertz	60.0
NSN	4140-00-585-8366

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 3 UNTHREADED HOLE(S)

•

SPEED ADJUSTMENTS: SINGLE SPEED

•

PHASE: SINGLE

•

FREQUENCY IN HERTZ: 60.0

•

INCLOSURE TYPE: FULLY INCLOSED

•

LENGTH: 2.625 INCHES NOMINAL IN

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 115.0 AC

•

FLOW DIRECTION: OUTWARD

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	3 UNTHREADED HOLE(S)
SPEED ADJUSTMENTS	SINGLE SPEED
PHASE	SINGLE
FREQUENCY IN HERTZ	60.0
INCLOSURE TYPE	FULLY INCLOSED
LENGTH	2.625 INCHES NOMINAL IN
VOLTAGE IN VOLTS AND CURRENT TYPE	115.0 AC
FLOW DIRECTION	OUTWARD
HOUSING INSIDE DIAMETER	4.594 INCHES NOMINAL IN
DRIVE TYPE	DIRECT

SUBSTITUTES & CROSS-REFERENCES 3

DF-KS-411-92AFReference document

Same NSN cross-reference

Reference document — Secondary reference

DF KS 401L 92A1Reference document

Same NSN cross-reference

Reference document — Secondary reference

A0-12962Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 1258829-4?

1258829-4 is a FAN,CIRCULATING.

What parts can replace 1258829-4?

There are 3 known substitutes for 1258829-4: DF-KS-411-92AF, DF KS 401L 92A1, A0-12962. Substitute compatibility should be verified for your specific system.

What is the NSN for 1258829-4?

1258829-4 is cataloged in the U.S. Government catalog under NSN 4140-00-585-8366. This indicates validated use in U.S. government and defense supply chains.

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