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657C0173D072A — IMPELLER,PUMP,CENTRIFUGAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

657C0173D072A: IMPELLER,PUMP,CENTRIFUGAL.

The IMPELLER,PUMP,CENTRIFUGAL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, blade_type: BACKWARD CURVE, hub_length: 0.5625 INCHES NOMINAL IN, design_type: SINGLE WIDTH, hub_location: CENTERED, overall_width: 2.0000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-01-393-5345, 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
657C0173D072A
NSN: 4320-01-393-5345
FSC: 4320 — Power and Hand Pumps
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialNICKEL ALLOY
blade_typeBACKWARD CURVE
hub_length0.5625 INCHES NOMINAL IN
design_typeSINGLE WIDTH
hub_locationCENTERED
hub_quantity1
overall_width2.0000 INCHES NOMINAL IN
blade_quantity5
overall_diameter5.3125 INCHES NOMINAL IN
hub_bore_diameter0.7500 INCHES NOMINAL IN
rotation_direction_for_which_designedCOUNTERCLOCKWISE
NSN4320-01-393-5345
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,PUMP,CENTRIFUGAL TITLE COMPONENT PN 657C0173D072A MFR IMPELLER,PUMP,CENTRIFU
KEY FEATURES
•
HUB BORE DIAMETER: 0.7500 INCHES NOMINAL IN
•
HUB LENGTH: 0.5625 INCHES NOMINAL IN
•
DESIGN TYPE: SINGLE WIDTH
•
OVERALL DIAMETER: 5.3125 INCHES NOMINAL IN
•
BLADE QUANTITY: 5
•
HUB QUANTITY: 1
•
HUB LOCATION: CENTERED
TECHNICAL CHARACTERISTICS
HUB BORE DIAMETER0.7500 INCHES NOMINAL IN
HUB LENGTH0.5625 INCHES NOMINAL IN
DESIGN TYPESINGLE WIDTH
OVERALL DIAMETER5.3125 INCHES NOMINAL IN
OVERALL WIDTH2.0000 INCHES NOMINAL IN
BLADE QUANTITY5
HUB QUANTITY1
HUB LOCATIONCENTERED
MATERIALNICKEL ALLOY
ROTATION DIRECTION FOR WHICH DESIGNEDCOUNTERCLOCKWISE
SUBSTITUTES & CROSS-REFERENCES 3
999R0220Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
999R0220 PIECE 4Reference document
Same NSN cross-reference
Reference document — Secondary reference
657C0173Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 657C0173D072A?
657C0173D072A is a IMPELLER,PUMP,CENTRIFUGAL.
What parts can replace 657C0173D072A?
There are 3 known substitutes for 657C0173D072A: 999R0220, 999R0220 PIECE 4, 657C0173. Substitute compatibility should be verified for your specific system.
What is the NSN for 657C0173D072A?
657C0173D072A is cataloged in the U.S. Government catalog under NSN 4320-01-393-5345. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.