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Technical Data Sheet
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557476 — Technical Data Sheet

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— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

TUBE ASSEMBLY,AFTERBURNER SPRAY. Key specifications include end_item_identification: J57 AIRCRAFT FUEL CONTROL, general_characteristics_item_description: INCLUDES FERRULE TUBE,P/N 560648,W/BRAZED CONNECTIONS EACH END,P/NS 175823,462056 AND 557477 W. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 2915-00-940-9941, 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
557476
NSN: 2915-00-940-9941
FSC: 2915
CAGE: 11449 — TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP (USA)
SPECIFICATIONS
end_item_identificationJ57 AIRCRAFT FUEL CONTROL
general_characteristics_item_descriptionINCLUDES FERRULE TUBE,P/N 560648,W/BRAZED CONNECTIONS EACH END,P/NS 175823,462056 AND 557477 W
NSN2915-00-940-9941
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TUBE ASSEMBLY,AFTERBURNER SPRAY TITLE COMPONENT PN 557476 MFR TUBE ASSEMBLY,AFTERBUR
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: INCLUDES FERRULE TUBE,P/N 560648,W/BRAZED CONNECTIONS EACH END,P/NS 175823,462056 AND 557477 W
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONINCLUDES FERRULE TUBE,P/N 560648,W/BRAZED CONNECTIONS EACH END,P/NS 175823,462056 AND 557477 W
END ITEM IDENTIFICATIONJ57 AIRCRAFT FUEL CONTROL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
272844InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
462055InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
228467InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
FF-723InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 557476?
557476 is a TUBE ASSEMBLY,AFTERBURNER SPRAY.
What parts can replace 557476?
There are 4 known substitutes for 557476: 272844, 462055, 228467 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 557476?
557476 is cataloged in the Federal Logistics Information System under NSN 2915-00-940-9941. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026