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782522-4 — HEAT EXCHANGER,AIR TO AIR,AIRCRA

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

782522-4: HEAT EXCHANGER,AIR TO AIR,AIRCRA.

HEAT EXCHANGER,AIR TO AIR,AIRCRA. Key specifications include special_features: DUAL HEAT EXCHANGER, end_item_identification: B52 G/H ACFT. This part is cataloged in the U.S.

Government catalog under NSN 1660-01-196-4473, 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
782522-4
NSN: 1660-01-196-4473
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
special_featuresDUAL HEAT EXCHANGER
end_item_identificationB52 G/H ACFT
NSN1660-01-196-4473
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HEAT EXCHANGER,AIR TO AIR,AIRCRA TITLE COMPONENT PN 782522-4 MFR HEAT EXCHANGER,AIR TO
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESDUAL HEAT EXCHANGER
END ITEM IDENTIFICATIONB52 G/H ACFT
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.
1660-00-001-1693 1660-00-001-1754 1660-00-001-2491 1660-00-001-2493 1660-00-001-2496 1660-00-001-2497 1660-00-001-4130 1660-00-001-4479
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 782522-4?
782522-4 is a HEAT EXCHANGER,AIR TO AIR,AIRCRA.
What is the NSN for 782522-4?
782522-4 is cataloged in the U.S. Government catalog under NSN 1660-01-196-4473. 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.