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SL5047PC78 ✓ 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

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include material: COPPER ALLOY, special_features: GUN METAL; O/A LG 5.125 IN.; FLANGE DIA 3.375 IN.; BORE DIA 2.250 IN.; LABYRINTH IN, pump_design_control_activity: 93232, pump_model_number_for_which_designed: SL5047 AND SL5051. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-420-5421, 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
SL5047PC78
NSN: 4320-00-420-5421
FSC: 4320
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
materialCOPPER ALLOY
special_featuresGUN METAL; O/A LG 5.125 IN.; FLANGE DIA 3.375 IN.; BORE DIA 2.250 IN.; LABYRINTH IN
pump_design_control_activity93232
pump_model_number_for_which_designedSL5047 AND SL5051
NSN4320-00-420-5421
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,INTERNAL COMBUSTION ENGIN TITLE COMPONENT PN SL5047PC78 MFR PISTON,INTERNAL COMBUS
KEY FEATURES
•
PUMP DESIGN CONTROL ACTIVITY: 93232
•
PUMP MODEL NUMBER FOR WHICH DESIGNED: SL5047 AND SL5051
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESGUN METAL; O/A LG 5.125 IN.; FLANGE DIA 3.375 IN.; BORE DIA 2.250 IN.; LABYRINTH IN
PUMP DESIGN CONTROL ACTIVITY93232
PUMP MODEL NUMBER FOR WHICH DESIGNEDSL5047 AND SL5051
MATERIALCOPPER ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
DD445-S4700-391Interchangeable
interchangeable cross-reference
interchangeable
SL5047PC74Interchangeable
interchangeable cross-reference
interchangeable
255047-2Interchangeable
interchangeable cross-reference
interchangeable
SL5051PC76Interchangeable
interchangeable cross-reference
interchangeable
255047-4Interchangeable
interchangeable cross-reference
interchangeable
283-PInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SL5047PC78?
SL5047PC78 is a PISTON,INTERNAL COMBUSTION ENGIN.
What parts can replace SL5047PC78?
There are 11 known substitutes for SL5047PC78: DD445-S4700-391, SL5047PC74, 255047-2 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SL5047PC78?
SL5047PC78 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-420-5421. 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