PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

944963-10PHImpeller,pump,centrifugal

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-01-122-3478 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-122-3478 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-122-3478. Primary manufacturer part number: 944963-10PH.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Hub Length: 1.375 INCHES NOMINAL AND 1.375 INCHES NOMINAL IN
  • Material: NICKEL ALLOY
  • Hub Projection Length Beyond Wheel Side: 0.875 INCHES NOMINAL AND 0.875 INCHES NOMINAL IN
  • Hub Bore Diameter: 1.375 INCHES NOMINAL AND 1.375 INCHES NOMINAL IN
  • Hub Location: BACK SIDE AND FRONT SIDE
  • 7 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Nickel Alloy construction
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-122-3478, 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 Div Epd. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-122-3478
Primary Part Number944963-10PH
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Hub Length1.375 INCHES NOMINAL AND 1.375 INCHES NOMINAL IN
MaterialNICKEL ALLOY
Hub Projection Length Beyond Wheel Side0.875 INCHES NOMINAL AND 0.875 INCHES NOMINAL IN
Hub Bore Diameter1.375 INCHES NOMINAL AND 1.375 INCHES NOMINAL IN
Hub LocationBACK SIDE AND FRONT SIDE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3110-00-151-91371-4BALLGRADE3 INTERCHANGEABLE
Ball,bearing
Virginia Industries, Inc. Div Hartford Technologies, Inc.
3110-00-184-212010772 INTERCHANGEABLE
Roller,bearing
Komatsu America Corporation
7050-00-451-4451 INTERCHANGEABLE
Block,mounting
3120-00-819-553210056040 INTERCHANGEABLE
Bearing,sleeve
Applied Industrial Technologies -- Pa Llc
2990-00-983-28022228171 INTERCHANGEABLE
Pipe,exhaust
Chrysler Realty Company Llc Dba Daimler Chrysler
4820-01-281-14871077-2 INTERCHANGEABLE
Guide,valve Stem
Tescom Corp Dba Tescom Div Tescom
5310-01-413-075410772 INTERCHANGEABLE
Washer,lock
Orscheln Products L.l.c.
5310-01-482-914510772 INTERCHANGEABLE
Nut,self-Locking,hexagon
Circor Aerospace Inc
7920-01-697-385010772 INTERCHANGEABLE
Cloth,cleaning
M-Squared Innovations & Insights Llc
Cross-Reference Index
Part NumberManufacturer
944963-60PH Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
10772 Rps-Fl, Inc. Dba Rps Inc (USA)
944963-60 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
55-22018-14R-1 Euramco Safety Inc (USA)
944963-10PH Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
944963-60PH Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
944963-10PH PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
3110-00-151-9137INTERCHANGEABLE
BALL,BEARING
1-4BALLGRADE3
3110-00-184-2120INTERCHANGEABLE
ROLLER,BEARING
10772
7050-00-451-4451INTERCHANGEABLE
BLOCK,MOUNTING
3120-00-819-5532INTERCHANGEABLE
BEARING,SLEEVE
10056040
2990-00-983-2802INTERCHANGEABLE
PIPE,EXHAUST
2228171
4820-01-281-1487INTERCHANGEABLE
GUIDE,VALVE STEM
1077-2
5310-01-413-0754INTERCHANGEABLE
WASHER,LOCK
10772
5310-01-482-9145INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
10772
7920-01-697-3850INTERCHANGEABLE
CLOTH,CLEANING
10772

Frequently Asked Questions

What is NSN 4320-01-122-3478?

NSN 4320-01-122-3478 is a Impeller,pump,centrifugal, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-122-3478?

NSN 4320-01-122-3478 has 7 cross-referenced part numbers: 944963-60PH (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 10772 (Rps-Fl, Inc. Dba Rps Inc), 944963-60 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 55-22018-14R-1 (Euramco Safety Inc), 944963-10PH (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 2 more.

What NSN replaces 4320-01-122-3478?

There are 9 known substitutes for 4320-01-122-3478: 3110-00-151-9137, 3110-00-184-2120, 7050-00-451-4451 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 944963-10PH?

Key specifications for 944963-10PH: Hub Length: 1.375 INCHES NOMINAL AND 1.375 INCHES NOMINAL IN; Material: NICKEL ALLOY; Hub Projection Length Beyond Wheel Side: 0.875 INCHES NOMINAL AND 0.875 INCHES NOMINAL IN; Hub Bore Diameter: 1.375 INCHES NOMINAL AND 1.375 INCHES NOMINAL IN. 5 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com