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Technical Data Sheet
N521-50 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The RADIATOR,ENGINE COOLANT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY TANK FIRST TANK UPPER, core_type: TUBE AND CORRUGATED FIN LOCATION NOT OTHERWISE SPECIFIED, core_width: 20.625 INCHES NOMINAL IN, fan_shroud: INCLUDED, tank_width: 21.188 INCHES NOMINAL SECOND TANK LOWER IN, core_height: 23.500 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 2930-00-715-7562, 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
N521-50
NSN: 2930-00-715-7562
FSC: 2930
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY TANK FIRST TANK UPPER
core_typeTUBE AND CORRUGATED FIN LOCATION NOT OTHERWISE SPECIFIED
core_width20.625 INCHES NOMINAL IN
fan_shroudINCLUDED
tank_width21.188 INCHES NOMINAL SECOND TANK LOWER IN
core_height23.500 INCHES NOMINAL IN
filler_neckINCLUDED
tank_height5.000 INCHES NOMINAL SECOND TANK LOWER IN
valve_casingNOT INCLUDED
core_quantity1
overall_width21.188 INCHES NOMINAL IN
tank_locationLOWER SECOND TANK LOWER
NSN2930-00-715-7562
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RADIATOR,ENGINE COOLANT TITLE COMPONENT PN N521-50 MFR RADIATOR,ENGINE COOLAN
KEY FEATURES
OVERALL THICKNESS: 5.500 INCHES NOMINAL IN
CORE THICKNESS: 2.938 INCHES NOMINAL IN
INLET CONNECTION END QUANTITY: 1
FAN SHROUD: INCLUDED
TANK HEIGHT: 5.000 INCHES NOMINAL SECOND TANK LOWER IN
VALVE CASING: NOT INCLUDED
TANK LOCATION: LOWER SECOND TANK LOWER
MOUNTING METHOD: FLANGE SIDE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL THICKNESS5.500 INCHES NOMINAL IN
CORE THICKNESS2.938 INCHES NOMINAL IN
INLET CONNECTION END QUANTITY1
FAN SHROUDINCLUDED
TANK HEIGHT5.000 INCHES NOMINAL SECOND TANK LOWER IN
VALVE CASINGNOT INCLUDED
TANK LOCATIONLOWER SECOND TANK LOWER
MOUNTING METHODFLANGE SIDE
INLET CONNECTION END SHAPEROUND
OUTLET CONNECTION END SHAPEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
211-214Interchangeable
interchangeable cross-reference
interchangeable
52150Interchangeable
interchangeable cross-reference
interchangeable
40-001038-07Interchangeable
interchangeable cross-reference
interchangeable
BB22011Interchangeable
interchangeable cross-reference
interchangeable
117289Interchangeable
interchangeable cross-reference
interchangeable
X8-509Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N521-50?
N521-50 is a RADIATOR,ENGINE COOLANT.
What parts can replace N521-50?
There are 15 known substitutes for N521-50: 211-214, 52150, 40-001038-07 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N521-50?
N521-50 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2930-00-715-7562. This indicates validated use in U.S. government and defense supply chains.
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