1C791 — FAN,CENTRIFUGAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

1C791: 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: 13.300 INCHES MINIMUM AND 15.300 INCHES MAXIMUM IN, height: 15.330 INCHES MAXIMUM IN, length: 10.000 INCHES MINIMUM IN, air_flow_rate: 595.000 CUBIC FEET PER MINUTE MINIMUM, outlet_location: TOP, style_designator: FIXED, RECTANGULAR OUTLETS. This part is cataloged in the U.S.

Government catalog under NSN 4140-01-066-6891, 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

1C791

NSN: 4140-01-066-6891
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)

SPECIFICATIONS

width	13.300 INCHES MINIMUM AND 15.300 INCHES MAXIMUM IN
height	15.330 INCHES MAXIMUM IN
length	10.000 INCHES MINIMUM IN
quantity	1
air_flow_rate	595.000 CUBIC FEET PER MINUTE MINIMUM
outlet_location	TOP
style_designator	FIXED, RECTANGULAR OUTLETS
discharge_direction	HORIZONTAL
nuclear_hardness_critical_feature	HARDENED
rotation_direction_for_which_designed	CLOCKWISE
NSN	4140-01-066-6891

COMPONENT DIAGRAM

KEY FEATURES

•

OUTLET LOCATION: TOP

•

LENGTH: 10.000 INCHES MINIMUM IN

•

QUANTITY: 1

•

STYLE DESIGNATOR: FIXED, RECTANGULAR OUTLETS

•

DISCHARGE DIRECTION: HORIZONTAL

•

HEIGHT: 15.330 INCHES MAXIMUM IN

•

WIDTH: 13.300 INCHES MINIMUM AND 15.300 INCHES MAXIMUM IN

•

ROTATION DIRECTION FOR WHICH DESIGNED: CLOCKWISE

TYPICAL APPLICATIONS

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

TECHNICAL CHARACTERISTICS

OUTLET LOCATION	TOP
LENGTH	10.000 INCHES MINIMUM IN
QUANTITY	1
STYLE DESIGNATOR	FIXED, RECTANGULAR OUTLETS
DISCHARGE DIRECTION	HORIZONTAL
HEIGHT	15.330 INCHES MAXIMUM IN
WIDTH	13.300 INCHES MINIMUM AND 15.300 INCHES MAXIMUM IN
ROTATION DIRECTION FOR WHICH DESIGNED	CLOCKWISE
NUCLEAR HARDNESS CRITICAL FEATURE	HARDENED
AIR FLOW RATE	595.000 CUBIC FEET PER MINUTE MINIMUM

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 1

CDK91118Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure

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FREQUENTLY ASKED QUESTIONS

What is 1C791?

1C791 is a FAN,CENTRIFUGAL.

What parts can replace 1C791?

There is 1 known substitute for 1C791: CDK91118. Substitute compatibility should be verified for your specific system.

What is the NSN for 1C791?

1C791 is cataloged in the U.S. Government catalog under NSN 4140-01-066-6891. This indicates validated use in U.S. government and defense supply chains.

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1C791 — FAN,CENTRIFUGAL

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