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657F0705 — IMPELLER,PUMP,CENTRIFUGAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

657F0705: IMPELLER,PUMP,CENTRIFUGAL.

The IMPELLER,PUMP,CENTRIFUGAL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, blade_type: BACKWARD CURVE, design_type: SINGLE WIDTH, overall_width: 1.503 INCHES NOMINAL IN, overall_diameter: 6.500 INCHES NOMINAL IN, rotation_direction_for_which_designed: CLOCKWISE OR COUNTERCLOCKWISE. This part is cataloged in the U.S.

Government catalog under NSN 4320-01-170-6567, 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
657F0705
NSN: 4320-01-170-6567
FSC: 4320 — Power and Hand Pumps
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialNICKEL ALLOY
blade_typeBACKWARD CURVE
design_typeSINGLE WIDTH
overall_width1.503 INCHES NOMINAL IN
blade_quantity5
overall_diameter6.500 INCHES NOMINAL IN
rotation_direction_for_which_designedCLOCKWISE OR COUNTERCLOCKWISE
NSN4320-01-170-6567
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,PUMP,CENTRIFUGAL TITLE COMPONENT PN 657F0705 MFR IMPELLER,PUMP,CENTRIFU
KEY FEATURES
•
DESIGN TYPE: SINGLE WIDTH
•
OVERALL DIAMETER: 6.500 INCHES NOMINAL IN
•
BLADE QUANTITY: 5
•
MATERIAL: NICKEL ALLOY
•
ROTATION DIRECTION FOR WHICH DESIGNED: CLOCKWISE OR COUNTERCLOCKWISE
•
BLADE TYPE: BACKWARD CURVE
TECHNICAL CHARACTERISTICS
DESIGN TYPESINGLE WIDTH
OVERALL DIAMETER6.500 INCHES NOMINAL IN
OVERALL WIDTH1.503 INCHES NOMINAL IN
BLADE QUANTITY5
MATERIALNICKEL ALLOY
ROTATION DIRECTION FOR WHICH DESIGNEDCLOCKWISE OR COUNTERCLOCKWISE
BLADE TYPEBACKWARD CURVE
OTHER ITEMS IN FSC 4320 — Power and Hand Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4320-00-001-1633 4320-00-001-2628 4320-00-001-2629 4320-00-001-2630 4320-00-001-2631 4320-00-001-2632 4320-00-001-3377 4320-00-001-3384
SUBSTITUTES & CROSS-REFERENCES 2
657F0705D072AReference document
Same NSN cross-reference
Reference document — Secondary reference
657Z0788D072AReference document
Same NSN cross-reference
Reference document — Secondary reference
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 657F0705?
657F0705 is a IMPELLER,PUMP,CENTRIFUGAL.
What parts can replace 657F0705?
There are 2 known substitutes for 657F0705: 657F0705D072A, 657Z0788D072A. Substitute compatibility should be verified for your specific system.
What is the NSN for 657F0705?
657F0705 is cataloged in the U.S. Government catalog under NSN 4320-01-170-6567. 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.