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PartsTable / COMPONENT / 321813
321813 ✓ 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

FUEL CONTROL,AFTERBURNER,TURBINE. Key specifications include end_item_identification: ENGINE,JET,J57P21-21A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-254-9375, 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
321813
NSN: 4320-00-254-9375
FSC: 4320
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
end_item_identificationENGINE,JET,J57P21-21A A
NSN4320-00-254-9375
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUEL CONTROL,AFTERBURNER,TURBINE TITLE COMPONENT PN 321813 MFR FUEL CONTROL,AFTERBURN
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL; 9.510 IN. OD,4.500 IN. ID,0.938 IN. THK; 2 SERIES OF 7 OVAL PORT SLOTS ON PLATE FACE; SLOT DIML,1.000 IN. LG BY 0.500 IN. W; SLOTS LOCATED ON 6.800 IN. BOLT CIRCLE; TWO 0.375 IN. DIA LOCATION HOLES IN FACE IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL; 9.510 IN. OD,4.500 IN. ID,0.938 IN. THK; 2 SERIES OF 7 OVAL PORT SLOTS ON PLATE FACE; SLOT DIML,1.000 IN. LG BY 0.500 IN. W; SLOTS LOCATED ON 6.800 IN. BOLT CIRCLE; TWO 0.375 IN. DIA LOCATION HOLES IN FACE IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
42800A8Interchangeable
interchangeable cross-reference
interchangeable
42800A5Interchangeable
interchangeable cross-reference
interchangeable
29000A2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 321813?
321813 is a FUEL CONTROL,AFTERBURNER,TURBINE.
What parts can replace 321813?
There are 3 known substitutes for 321813: 42800A8, 42800A5, 29000A2. Substitute compatibility should be verified for your specific system.
What is the NSN for 321813?
321813 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-254-9375. 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: July 2026