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U540022 — MANIFOLD,HEAT EXCHANGER

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

U540022: MANIFOLD,HEAT EXCHANGER.

The MANIFOLD,HEAT EXCHANGER is a the manufacturer industrial component. Key specifications include special_features: MANIFOLD ASSEMBLY USED ON HEAT EXCHANGER AND PRESSUREIZATION SYSTEM, end_item_identification: B-2 STEALTH BOMBER, general_characteristics_item_description: ALUMINUM ALLOY; 9.832 IN. LG; 1.500 IN.

W IN. This part is cataloged in the U.S. Government catalog under NSN 1680-01-374-9758, 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
U540022
NSN: 1680-01-374-9758
FSC: 1680 — Miscellaneous Aircraft Accessories and Components
CAGE: 78943 — TRIUMPH THERMAL SYSTEMS, LLC (USA)
SPECIFICATIONS
special_featuresMANIFOLD ASSEMBLY USED ON HEAT EXCHANGER AND PRESSUREIZATION SYSTEM
end_item_identificationB-2 STEALTH BOMBER
general_characteristics_item_descriptionALUMINUM ALLOY; 9.832 IN. LG; 1.500 IN. W IN
NSN1680-01-374-9758
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MANIFOLD,HEAT EXCHANGER TITLE COMPONENT PN U540022 MFR MANIFOLD,HEAT EXCHANGE
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM ALLOY; 9.832 IN. LG; 1.500 IN. W IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY; 9.832 IN. LG; 1.500 IN. W IN
SPECIAL FEATURESMANIFOLD ASSEMBLY USED ON HEAT EXCHANGER AND PRESSUREIZATION SYSTEM
END ITEM IDENTIFICATIONB-2 STEALTH BOMBER
OTHER ITEMS IN FSC 1680 — Miscellaneous Aircraft Accessories and Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1680-00-001-1736 1680-00-003-3721 1680-00-009-3782 1680-00-009-6180 1680-00-475-0002 1680-00-696-6170 1680-00-867-7158 1680-00-885-0923
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is U540022?
U540022 is a MANIFOLD,HEAT EXCHANGER.
What is the NSN for U540022?
U540022 is cataloged in the U.S. Government catalog under NSN 1680-01-374-9758. 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.