8664681-1 — GUARD,FAN IMPELLER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

8664681-1: GUARD,FAN IMPELLER.

The GUARD,FAN IMPELLER is a the manufacturer thermal management component critical for maintaining optimal operating temperatures in enterprise hardware. This part is cataloged in the U.S. Government catalog under NSN 4140-01-654-4009, 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

8664681-1

NSN: 4140-01-654-4009
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
CAGE: 65409 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)

SPECIFICATIONS

Part Number	8664681-1
NSN	4140-01-654-4009

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 1

R303160Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 8664681-1?

8664681-1 is a GUARD,FAN IMPELLER.

What parts can replace 8664681-1?

There is 1 known substitute for 8664681-1: R303160. Substitute compatibility should be verified for your specific system.

What is the NSN for 8664681-1?

8664681-1 is cataloged in the U.S. Government catalog under NSN 4140-01-654-4009. This indicates validated use in U.S. government and defense supply chains.

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