PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RX-144910 PIECEImpeller,pump,centrifugal

Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging · NSN 4320-01-198-3090 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-198-3090 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-198-3090. Primary manufacturer part number: RX-144910 PIECE.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Hub Bore Diameter: 0.750 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING
  • Keyway Width: 0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
  • Rotation Direction for Which Designed: COUNTERCLOCKWISE
  • Blade Type: BACKWARD CURVE
  • Overall Diameter: 6.500 INCHES NOMINAL IN
  • Mounting Method: KEY
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-198-3090, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-198-3090
Primary Part NumberRX-144910 PIECE
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging
StatusACTIVE
Hub Bore Diameter0.750 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
Keyway Width0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
Rotation Direction for Which DesignedCOUNTERCLOCKWISE
Blade TypeBACKWARD CURVE
Overall Diameter6.500 INCHES NOMINAL IN
Mounting MethodKEY
Keyway Length0.093 INCHES NOMINAL IN
Keyway Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4320-01-192-7230 INTERCHANGEABLE
Impeller,pump,centrifugal
4320-01-198-3088 INTERCHANGEABLE
Impeller,pump,centrifugal
4320-01-281-7464 INTERCHANGEABLE
Impeller,pump,centrifugal
Cross-Reference Index
Part NumberManufacturer
RX-144910 PIECE Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
RX-144916 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
RY144690PC2 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
944916-01 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
944916-01 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
RX-144916 PIECE 2 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
Related Parts
4320-01-192-7230INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
4320-01-198-3088INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
4320-01-281-7464INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL

Frequently Asked Questions

What is NSN 4320-01-198-3090?

NSN 4320-01-198-3090 is a Impeller,pump,centrifugal, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-198-3090?

NSN 4320-01-198-3090 has 6 cross-referenced part numbers: RX-144910 PIECE (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), RX-144916 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), RY144690PC2 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 944916-01 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 944916-01 (Curtiss-Wright Electro-Mechanical Corporation Div Epd) and 1 more.

What NSN replaces 4320-01-198-3090?

There are 3 known substitutes for 4320-01-198-3090: 4320-01-192-7230, 4320-01-198-3088, 4320-01-281-7464. Verify interchangeability with system specifications before substitution.

What are the specifications of RX-144910 PIECE?

Key specifications for RX-144910 PIECE: Hub Bore Diameter: 0.750 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING; Keyway Width: 0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN; Rotation Direction for Which Designed: COUNTERCLOCKWISE. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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