021271 — FAN,CIRCULATING

✓ Government record, cited

Legrand · COMPONENT

PRODUCT OVERVIEW

021271: FAN,CIRCULATING.

The FAN,CIRCULATING is a Legrand thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include fastener_length: 3.880 INCHES NOMINAL IN, thread_direction: LEFT-HAND, end_item_identification: 2320-01-123-1608 LAV-RECOVERY, nominal_thread_diameter: 0.375 INCHES IN, thread_quantity_per_inch: 24. This part is cataloged in the U.S.

Government catalog under NSN 4140-00-796-7212, 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

021271

NSN: 4140-00-796-7212
NIINs: 007967212, 013146136
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 82877 — ROTRON INCORPORATED (USA)

SPECIFICATIONS

fastener_length	3.880 INCHES NOMINAL IN
thread_direction	LEFT-HAND
end_item_identification	2320-01-123-1608 LAV-RECOVERY
nominal_thread_diameter	0.375 INCHES IN
thread_quantity_per_inch	24
NSN	4140-00-796-7212

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)

•

SPEED ADJUSTMENTS: SINGLE SPEED

•

PHASE: SINGLE

•

FREQUENCY IN HERTZ: 50.0 AND 60.0

•

INCLOSURE TYPE: FULLY INCLOSED

•

LENGTH: 2.750 INCHES NOMINAL IN

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 115.0 AC

•

FLOW DIRECTION: INWARD

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	4 UNTHREADED HOLE(S)
SPEED ADJUSTMENTS	SINGLE SPEED
PHASE	SINGLE
FREQUENCY IN HERTZ	50.0 AND 60.0
INCLOSURE TYPE	FULLY INCLOSED
LENGTH	2.750 INCHES NOMINAL IN
VOLTAGE IN VOLTS AND CURRENT TYPE	115.0 AC
FLOW DIRECTION	INWARD
HOUSING INSIDE DIAMETER	4.312 INCHES NOMINAL IN
DRIVE TYPE	DIRECT

SUBSTITUTES & CROSS-REFERENCES 5

146387Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

136A918G01Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

DFE401Reference document

Same NSN cross-reference

Reference document — Secondary reference

DFE-KS401-R-92AFReference document

Same NSN cross-reference

Reference document — Secondary reference

DFE-RS401-R-92ASReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is 021271?

021271 is a FAN,CIRCULATING manufactured by Legrand.

What parts can replace 021271?

There are 5 known substitutes for 021271: 146387, 136A918G01, DFE401 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 021271?

021271 is cataloged in the U.S. Government catalog under NSN 4140-00-796-7212. This indicates validated use in U.S. government and defense supply chains.

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