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Technical Data Sheet
PartsTable / COMPONENT / 873963C
873963C ✓ 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: COPPER ALLOY, blade_type: BACKWARD CURVE, hub_length: 2.715 INCHES NOMINAL AND 0.863 INCHES NOMINAL IN, design_type: SINGLE WIDTH, keyway_type: RECTANGULAR, hub_location: BACK SIDE AND FRONT SIDE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-398-7917, 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
873963C
NSN: 4320-00-398-7917
FSC: 4320
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
materialCOPPER ALLOY
blade_typeBACKWARD CURVE
hub_length2.715 INCHES NOMINAL AND 0.863 INCHES NOMINAL IN
design_typeSINGLE WIDTH
keyway_typeRECTANGULAR
hub_locationBACK SIDE AND FRONT SIDE
hub_quantity2
keyway_depth0.125 INCHES NOMINAL IN
keyway_width0.190 INCHES NOMINAL IN
keyway_length2.754 INCHES NOMINAL IN
overall_width4.682 INCHES NOMINAL IN
blade_quantity6
NSN4320-00-398-7917
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,PUMP,CENTRIFUGAL TITLE COMPONENT PN 873963C MFR IMPELLER,PUMP,CENTRIFU
KEY FEATURES
•
DESIGN TYPE: SINGLE WIDTH
•
BLADE TYPE: BACKWARD CURVE
•
ROTATION DIRECTION FOR WHICH DESIGNED: COUNTERCLOCKWISE
•
OVERALL DIAMETER: 4.365 INCHES NOMINAL IN
•
KEYWAY DEPTH: 0.125 INCHES NOMINAL IN
•
KEYWAY TYPE: RECTANGULAR
•
KEYWAY WIDTH: 0.190 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DESIGN TYPESINGLE WIDTH
BLADE TYPEBACKWARD CURVE
ROTATION DIRECTION FOR WHICH DESIGNEDCOUNTERCLOCKWISE
OVERALL DIAMETER4.365 INCHES NOMINAL IN
KEYWAY DEPTH0.125 INCHES NOMINAL IN
KEYWAY TYPERECTANGULAR
KEYWAY WIDTH0.190 INCHES NOMINAL IN
OVERALL WIDTH4.682 INCHES NOMINAL IN
MATERIALCOPPER ALLOY
MOUNTING METHODKEY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
172503-011Interchangeable
interchangeable cross-reference
interchangeable
MS75083-11Interchangeable
interchangeable cross-reference
interchangeable
240-2021-002Interchangeable
interchangeable cross-reference
interchangeable
10-680Interchangeable
interchangeable cross-reference
interchangeable
5172-1Interchangeable
interchangeable cross-reference
interchangeable
CDLS10680-1REVBInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 873963C?
873963C is a IMPELLER,PUMP,CENTRIFUGAL.
What parts can replace 873963C?
There are 16 known substitutes for 873963C: 172503-011, MS75083-11, 240-2021-002 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 873963C?
873963C is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-398-7917. 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