374766-1 — FAN,CIRCULATING

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

374766-1: FAN,CIRCULATING.

The FAN,CIRCULATING is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thread_length: 16.0 MILLIMETERS MM, special_features: CANNULATED LONG THREAD SCREW; (LONG THREAD = 1/2 SCREW LENGTH), outside_thread_diameter: 4.0 MILLIMETERS NOMINAL MM, part_name_assigned_by_controlling_agency: SCREW BONE CANNULATED LONG THD 4MM THD OD 16MM THD LG CRS MM. This part is cataloged in the U.S.

Government catalog under NSN 4140-00-004-4544, 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

374766-1

NSN: 4140-00-004-4544
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 00752 — L3HARRIS TECHNOLOGIES, INC. DBA HARRIS CORP DIV ANTENNA PRODUCTS (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
thread_length	16.0 MILLIMETERS MM
special_features	CANNULATED LONG THREAD SCREW; (LONG THREAD = 1/2 SCREW LENGTH)
outside_thread_diameter	4.0 MILLIMETERS NOMINAL MM
part_name_assigned_by_controlling_agency	SCREW BONE CANNULATED LONG THD 4MM THD OD 16MM THD LG CRS MM
NSN	4140-00-004-4544

COMPONENT DIAGRAM

TYPICAL APPLICATIONS

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

SUBSTITUTES & CROSS-REFERENCES 2

A0-74729Reference document

Same NSN cross-reference

Reference document — Secondary reference

HF-KS803R-328AFReference 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 exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 374766-1?

374766-1 is a FAN,CIRCULATING.

What parts can replace 374766-1?

There are 2 known substitutes for 374766-1: A0-74729, HF-KS803R-328AF. Substitute compatibility should be verified for your specific system.

What is the NSN for 374766-1?

374766-1 is cataloged in the U.S. Government catalog under NSN 4140-00-004-4544. This indicates validated use in U.S. government and defense supply chains.

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374766-1 — FAN,CIRCULATING

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