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R31142 ✓ 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

The IMPELLER,PUMP,CENTRIFUGAL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, blade_type: STRAIGHT, hub_length: 7.000 INCHES NOMINAL IN, design_type: SINGLE WIDTH, keyway_type: SQUARE, hub_location: SINGLE STRAIGHT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-580-2568, 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
R31142
NSN: 4320-00-580-2568
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialNICKEL ALLOY
blade_typeSTRAIGHT
hub_length7.000 INCHES NOMINAL IN
design_typeSINGLE WIDTH
keyway_typeSQUARE
hub_locationSINGLE STRAIGHT
hub_quantity1
keyway_depth0.344 INCHES NOMINAL IN
keyway_width0.625 INCHES NOMINAL IN
keyway_length7.000 INCHES NOMINAL IN
overall_width7.000 INCHES NOMINAL IN
blade_quantity6
NSN4320-00-580-2568
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,PUMP,CENTRIFUGAL TITLE COMPONENT PN R31142 MFR IMPELLER,PUMP,CENTRIFU
KEY FEATURES
•
KEYWAY LENGTH: 7.000 INCHES NOMINAL IN
•
KEYWAY DEPTH: 0.344 INCHES NOMINAL IN
•
HUB QUANTITY: 1
•
KEYWAY TYPE: SQUARE
•
MATERIAL: NICKEL ALLOY
•
BLADE QUANTITY: 6
•
HUB BORE DIAMETER: 2.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
KEYWAY LENGTH7.000 INCHES NOMINAL IN
KEYWAY DEPTH0.344 INCHES NOMINAL IN
OVERALL WIDTH7.000 INCHES NOMINAL IN
HUB QUANTITY1
KEYWAY TYPESQUARE
MATERIALNICKEL ALLOY
BLADE QUANTITY6
HUB BORE DIAMETER2.500 INCHES NOMINAL IN
BLADE TYPESTRAIGHT
KEYWAY QUANTITY1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
A278Interchangeable
interchangeable cross-reference
interchangeable
10545004Interchangeable
interchangeable cross-reference
interchangeable
R227500Interchangeable
interchangeable cross-reference
interchangeable
R31142Interchangeable
interchangeable cross-reference
interchangeable
JN14-1600BInterchangeable
interchangeable cross-reference
interchangeable
FA7349Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R31142?
R31142 is a IMPELLER,PUMP,CENTRIFUGAL.
What parts can replace R31142?
There are 15 known substitutes for R31142: A278, 10545004, R227500 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R31142?
R31142 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-580-2568. 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