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546-6588-004 — HEAT SINK,ELECTRICAL-ELECTRONIC

✓ Government record, cited
— · FAN MODULE
PRODUCT OVERVIEW

546-6588-004: HEAT SINK,ELECTRICAL-ELECTRONIC.

HEAT SINK,ELECTRICAL-ELECTRONIC. Key specifications include material: ALUMINUM ALLOY 5052, overall_width: 2.625 INCHES NOMINAL IN, overall_length: 4.150 INCHES NOMINAL IN, surface_treatment: CHROMATE. This part is cataloged in the U.S.

Government catalog under NSN 5999-01-147-1022, 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
546-6588-004
NSN: 5999-01-147-1022
FSC: 5999 — Miscellaneous Electrical and Electronic Components
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 5052
overall_width2.625 INCHES NOMINAL IN
overall_length4.150 INCHES NOMINAL IN
surface_treatmentCHROMATE
NSN5999-01-147-1022
COMPONENT DIAGRAM
HANDLE 60mm 60mm HOT-PLUG COOL IN HOT OUT DUAL ROTOR HOT-SWAP FAN MODULE | 60mm Dual Rotor | FRONT-TO-BACK Hot-plug | Redundant | TITLE FAN MODULE PN 546-6588-004 MFR OEM HEAT SINK,ELECTRICAL-ELECTRONIC
KEY FEATURES
•
SURFACE TREATMENT: CHROMATE
•
MATERIAL: ALUMINUM ALLOY 5052
TECHNICAL CHARACTERISTICS
OVERALL LENGTH4.150 INCHES NOMINAL IN
OVERALL WIDTH2.625 INCHES NOMINAL IN
SURFACE TREATMENTCHROMATE
MATERIALALUMINUM ALLOY 5052
OTHER ITEMS IN FSC 5999 — Miscellaneous Electrical and Electronic Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5999-00-001-1345 5999-00-001-1346 5999-00-001-1348 5999-00-001-1349 5999-00-001-1355 5999-00-001-1623 5999-00-001-2537 5999-00-001-2539
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 546-6588-004?
546-6588-004 is a HEAT SINK,ELECTRICAL-ELECTRONIC.
What is the NSN for 546-6588-004?
546-6588-004 is cataloged in the U.S. Government catalog under NSN 5999-01-147-1022. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.