PartsTable
Technical Data Sheet
Download PDF

657F1803-1975B517A — IMPELLER,PUMP,CENTRIFUGAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

657F1803-1975B517A: IMPELLER,PUMP,CENTRIFUGAL.

The IMPELLER,PUMP,CENTRIFUGAL is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, design_type: SINGLE WIDTH, overall_diameter: 21.000 INCHES NOMINAL IN, end_item_identification: WARREN PUMP TYPE 6-DBN-21 CENTRIFUGAL PUMP, rotation_direction_for_which_designed: CLOCKWISE. This part is cataloged in the U.S.

Government catalog under NSN 4320-01-282-8615, 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
657F1803-1975B517A
NSN: 4320-01-282-8615
FSC: 4320 — Power and Hand Pumps
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
design_typeSINGLE WIDTH
overall_diameter21.000 INCHES NOMINAL IN
end_item_identificationWARREN PUMP TYPE 6-DBN-21 CENTRIFUGAL PUMP
rotation_direction_for_which_designedCLOCKWISE
NSN4320-01-282-8615
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IMPELLER,PUMP,CENTRIFUGAL TITLE COMPONENT PN 657F1803-1975B517A MFR IMPELLER,PUMP,CENTRIFU
KEY FEATURES
•
DESIGN TYPE: SINGLE WIDTH
•
OVERALL DIAMETER: 21.000 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING
•
ROTATION DIRECTION FOR WHICH DESIGNED: CLOCKWISE
TECHNICAL CHARACTERISTICS
DESIGN TYPESINGLE WIDTH
OVERALL DIAMETER21.000 INCHES NOMINAL IN
END ITEM IDENTIFICATIONWARREN PUMP TYPE 6-DBN-21 CENTRIFUGAL PUMP
MATERIALSTEEL CORROSION RESISTING
ROTATION DIRECTION FOR WHICH DESIGNEDCLOCKWISE
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
657F1803-B517AReference document
Same NSN cross-reference
Reference document — Secondary reference
999F0763 PIECE 25Reference 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
Ready to buy 657F1803-1975B517A?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 657F1803-1975B517A?
657F1803-1975B517A is a IMPELLER,PUMP,CENTRIFUGAL.
What parts can replace 657F1803-1975B517A?
There are 2 known substitutes for 657F1803-1975B517A: 657F1803-B517A, 999F0763 PIECE 25. Substitute compatibility should be verified for your specific system.
What is the NSN for 657F1803-1975B517A?
657F1803-1975B517A is cataloged in the U.S. Government catalog under NSN 4320-01-282-8615. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 657F1803-1975B517A

✓ 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.