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Technical Data Sheet
528557 ✓ Verified by PartsTable
· 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

HOUSING ASSEMBLY,FUEL HEATER AND. Key specifications include end_item_identification: 29159312944. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2915-00-931-5234, 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
528557
NSN: 2915-00-931-5234
FSC: 2915
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
end_item_identification29159312944
NSN2915-00-931-5234
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOUSING ASSEMBLY,FUEL HEATER AND TITLE COMPONENT PN 528557 MFR HOUSING ASSEMBLY,FUEL
KEY FEATURES
GENERAL CHARACTERISTICS ITEM DESCRIPTION: O/A DIM. APPROX 1.152 IN. MIN TO 1.162 IN. MAX DIA BY 2.580 IN. MIN TO 2.590 IN. MAX LG TO THD END,THD SIZE 0.500-20 UNF-3B,INCLUDES P/N 528558,APPROX 2.500 IN. MIN TO 2.520 IN. MAX LG AND P/N 513654,PLUG SIZE 0.183 BY 0.170 IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONO/A DIM. APPROX 1.152 IN. MIN TO 1.162 IN. MAX DIA BY 2.580 IN. MIN TO 2.590 IN. MAX LG TO THD END,THD SIZE 0.500-20 UNF-3B,INCLUDES P/N 528558,APPROX 2.500 IN. MIN TO 2.520 IN. MAX LG AND P/N 513654,PLUG SIZE 0.183 BY 0.170 IN
END ITEM IDENTIFICATION29159312944
VERIFIED SUBSTITUTES & CROSS-REFERENCES 1
623025Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 528557?
528557 is a HOUSING ASSEMBLY,FUEL HEATER AND.
What parts can replace 528557?
There is 1 known substitute for 528557: 623025. Substitute compatibility should be verified for your specific system.
What is the NSN for 528557?
528557 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2915-00-931-5234. This indicates validated use in U.S. government and defense supply chains.
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