Name: HEAT SINK,ELECTRICAL-ELECTRONIC
Brand: Unknown
SKU: 503-0003-001

503-0003-001 ✓ Verified by PartsTable

— · FAN MODULE

WHAT YOU NEED TO KNOW

Hot-plug fans can be replaced without shutdown Dual-rotor = higher CFM for high-power configs (GPU, dense storage)

AIRFLOW DIRECTION IS CRITICAL — reversed fan = thermal shutdown

PRODUCT OVERVIEW

HEAT SINK,ELECTRICAL-ELECTRONIC. Key specifications include material: ALUMINUM ALLOY CASE, plate_type: NEGATIVE AND POSITIVE, terminal_type: LUG, overall_length: 1.680 INCHES NOMINAL IN, case_design_type: SEALED, overall_diameter: 1.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-381-6548, 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

503-0003-001

NSN: 5999-01-381-6548
FSC: 5999
CAGE: 88178 — SEISMIC ENGINEERING CO (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY CASE
plate_type	NEGATIVE AND POSITIVE
cell_quantity	5
terminal_type	LUG
overall_length	1.680 INCHES NOMINAL IN
case_design_type	SEALED
overall_diameter	1.000 INCHES NOMINAL IN
terminal_location	BOTTOM AND TOP
terminal_quantity	2
battery_electrolyte	POTASSIUM HYDROXIDE
end_item_identification	TOWED ARRAY
NSN	5999-01-381-6548

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS (FLIS)

END ITEM IDENTIFICATION	TOWED ARRAY
END ITEM IDENTIFICATION	TOWED ARRAY

VERIFIED SUBSTITUTES & CROSS-REFERENCES 3

6 0V/225BInterchangeable

interchangeable cross-reference

interchangeable

503-0003-001Interchangeable

interchangeable cross-reference

interchangeable

BH225TInterchangeable

interchangeable cross-reference

interchangeable

LIFECYCLE

StatusACTIVE

AvailabilityOEM and secondary market

RoHS CompliantEAR99ESD SensitiveNot HAZMAT

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FREQUENTLY ASKED QUESTIONS

What is 503-0003-001?

503-0003-001 is a HEAT SINK,ELECTRICAL-ELECTRONIC.

What parts can replace 503-0003-001?

There are 3 known substitutes for 503-0003-001: 6 0V/225B, 503-0003-001, BH225T. Substitute compatibility should be verified for your specific system.

What is the NSN for 503-0003-001?

503-0003-001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-01-381-6548. This indicates validated use in U.S. government and defense supply chains.

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