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123SCEC5221-25 — HEAT EXCHANGER,FLUID TO FLUID,AI

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

123SCEC5221-25: HEAT EXCHANGER,FLUID TO FLUID,AI.

HEAT EXCHANGER,FLUID TO FLUID,AI. Key specifications include end_item_identification: E-2D ADVANCED HAWKEYE, part_name_assigned_by_controlling_agency: HEAT EXCHANGER. This part is cataloged in the U.S.

Government catalog under NSN 1660-01-701-5355, 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
123SCEC5221-25
NSN: 1660-01-701-5355
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
end_item_identificationE-2D ADVANCED HAWKEYE
part_name_assigned_by_controlling_agencyHEAT EXCHANGER
NSN1660-01-701-5355
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HEAT EXCHANGER,FLUID TO FLUID,AI TITLE COMPONENT PN 123SCEC5221-25 MFR HEAT EXCHANGER,FLUID T
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYHEAT EXCHANGER
END ITEM IDENTIFICATIONE-2D ADVANCED HAWKEYE
OTHER ITEMS IN FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1660-00-006-4472 1660-00-009-5646 1660-00-019-8389 1660-00-019-8399 1660-00-031-5285 1660-00-302-4390 1660-00-441-0575 1660-01-601-0729
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 123SCEC5221-25?
123SCEC5221-25 is a HEAT EXCHANGER,FLUID TO FLUID,AI.
What is the NSN for 123SCEC5221-25?
123SCEC5221-25 is cataloged in the U.S. Government catalog under NSN 1660-01-701-5355. 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.