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999R0091 — PUMP UNIT,CENTRIFUGAL

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

999R0091: PUMP UNIT,CENTRIFUGAL.

The PUMP UNIT,CENTRIFUGAL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, blade_type: RADIAL TIP, design_type: SINGLE WIDTH, overall_diameter: 18.937 INCHES NOMINAL IN, end_item_identification: WARREN PUMPS INC MODEL 20VPH PUMP, rotation_direction_for_which_designed: CLOCKWISE. This part is cataloged in the U.S.

Government catalog under NSN 4320-00-443-1216, 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
999R0091
NSN: 4320-00-443-1216
NIINs: 004431216, 012488902
FSC: 4320 — Power and Hand Pumps
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialNICKEL ALLOY
blade_typeRADIAL TIP
design_typeSINGLE WIDTH
blade_quantity2
overall_diameter18.937 INCHES NOMINAL IN
end_item_identificationWARREN PUMPS INC MODEL 20VPH PUMP
rotation_direction_for_which_designedCLOCKWISE
NSN4320-00-443-1216
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PUMP UNIT,CENTRIFUGAL TITLE COMPONENT PN 999R0091 MFR PUMP UNIT,CENTRIFUGAL
KEY FEATURES
•
DISCHARGE CONNECTION QUANTITY: 1
•
PHASE: THREE
•
INTAKE CONNECTION TYPE: ROUND FLANGE
•
FREQUENCY IN HERTZ: 60.0
•
INCLOSURE TYPE: PARTIALLY INCLOSED
•
CURRENT TYPE: AC
•
PUMPING ELEMENT OPERATING POSITION: VERTICAL
•
CENTRIFUGAL PUMP IMPELLER QUANTITY: 1
TECHNICAL CHARACTERISTICS
DISCHARGE CONNECTION QUANTITY1
PHASETHREE
INTAKE CONNECTION TYPEROUND FLANGE
FREQUENCY IN HERTZ60.0
INCLOSURE TYPEPARTIALLY INCLOSED
CURRENT TYPEAC
PUMPING ELEMENT OPERATING POSITIONVERTICAL
CENTRIFUGAL PUMP IMPELLER QUANTITY1
VOLTAGE IN VOLTS440.0
COOLING METHODSELF VENTILATED
SUBSTITUTES & CROSS-REFERENCES 1
998R0435Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 999R0091?
999R0091 is a PUMP UNIT,CENTRIFUGAL.
What parts can replace 999R0091?
There is 1 known substitute for 999R0091: 998R0435. Substitute compatibility should be verified for your specific system.
What is the NSN for 999R0091?
999R0091 is cataloged in the U.S. Government catalog under NSN 4320-00-443-1216. 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.