L221474-2 — FAN,VENTILATING

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

L221474-2: FAN,VENTILATING.

The FAN,VENTILATING is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include phase: THREE, width: 25.000 INCHES MAXIMUM IN, height: 30.750 INCHES MAXIMUM IN, length: 24.000 INCHES MAXIMUM IN, diameter: 27.190 INCHES MINIMUM AND 27.440 INCHES MAXIMUM IN, material: STEEL HOUSING. This part is cataloged in the U.S.

Government catalog under NSN 4140-00-862-3860, 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

L221474-2

NSN: 4140-00-862-3860
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 06845 — RAYTHEON COMPANY DBA RAYTHEON CO (USA)

SPECIFICATIONS

phase	THREE
width	25.000 INCHES MAXIMUM IN
height	30.750 INCHES MAXIMUM IN
length	24.000 INCHES MAXIMUM IN
diameter	27.190 INCHES MINIMUM AND 27.440 INCHES MAXIMUM IN
material	STEEL HOUSING
quantity	1
drive_type	BELT
air_flow_rate	4800.000 CUBIC FEET PER MINUTE MAXIMUM
flow_direction	OUTWARD
inclosure_type	FULLY INCLOSED
prime_mover_type	ELECTRIC MOTOR
NSN	4140-00-862-3860

COMPONENT DIAGRAM

KEY FEATURES

•

SPEED ADJUSTMENTS: SINGLE SPEED

•

PHASE: THREE

•

SHAFT BEARING TYPE: BALL

•

FREQUENCY IN HERTZ: 60.0

•

INCLOSURE TYPE: FULLY INCLOSED

•

LENGTH: 24.000 INCHES MAXIMUM IN

•

VOLTAGE IN VOLTS AND CURRENT TYPE: 208.0 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

SPEED ADJUSTMENTS	SINGLE SPEED
PHASE	THREE
SHAFT BEARING TYPE	BALL
FREQUENCY IN HERTZ	60.0
INCLOSURE TYPE	FULLY INCLOSED
LENGTH	24.000 INCHES MAXIMUM IN
VOLTAGE IN VOLTS AND CURRENT TYPE	208.0 AC
FLOW DIRECTION	OUTWARD
HOUSING INSIDE DIAMETER	22.250 INCHES NOMINAL IN
DRIVE TYPE	BELT

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

L221474Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

8335293Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedDemilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is L221474-2?

L221474-2 is a FAN,VENTILATING.

What parts can replace L221474-2?

There are 2 known substitutes for L221474-2: L221474, 8335293. Substitute compatibility should be verified for your specific system.

What is the NSN for L221474-2?

L221474-2 is cataloged in the U.S. Government catalog under NSN 4140-00-862-3860. This indicates validated use in U.S. government and defense supply chains.

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