PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

944963-7PHImpeller,pump,centrifugal

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-01-188-3428 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-188-3428 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-188-3428. Primary manufacturer part number: 944963-7PH.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • 7 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-188-3428, 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. This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameImpeller,pump,centrifugal
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersCurtiss-Wright Electro-Mechanical Corporation Div Epd (CAGE 0UBG9); Rps-Fl, Inc. Dba Rps Inc (CAGE 54402); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (CAGE 93232); Euramco Safety Inc (CAGE 52081)
Technical Specifications
ParameterValue
NSN4320-01-188-3428
Primary Part Number944963-7PH
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4320-00-226-8037384546PH INTERCHANGEABLE
Rotor Assembly,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4320-00-595-2158933806-5 INTERCHANGEABLE
Ring,wearing
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5355-01-009-814010835 INTERCHANGEABLE
Window,dial
Mission Systems Orchard Park Inc
4320-01-026-28904999827-1 INTERCHANGEABLE
Ring,wearing
Kalmar AC Inc
6685-01-124-8899 INTERCHANGEABLE
Bellows Assembly
4320-01-188-335314656N18 INTERCHANGEABLE
Sleeve,shaft,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4320-01-213-173710858 INTERCHANGEABLE
Impeller,pump,centrifugal
Rps-Fl, Inc. Dba Rps Inc
3110-01-503-170610835 INTERCHANGEABLE
Bearing,ball,thrust
Climax Portable Machine Tools, Inc
1240-01-601-557710835 INTERCHANGEABLE
Telescope,straight
Charles Reed Knight Jr Dba Knight's Armament Company
5330-01-627-498110835 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
Minor Rubber Co Inc
Cross-Reference Index
Part NumberManufacturer
944963-7PH PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
10835 PRIMARY Rps-Fl, Inc. Dba Rps Inc (USA)
944963-7PH Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
RY-146043A ITEM 2 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
55-22018-14R-0 PRIMARY Euramco Safety Inc (USA)
RY-146043 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
RY-146043A ITEM 2 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
4320-00-226-8037INTERCHANGEABLE
ROTOR ASSEMBLY,PUMP
384546PH
4320-00-595-2158INTERCHANGEABLE
RING,WEARING
933806-5
5355-01-009-8140INTERCHANGEABLE
WINDOW,DIAL
10835
4320-01-026-2890INTERCHANGEABLE
RING,WEARING
4999827-1
6685-01-124-8899INTERCHANGEABLE
BELLOWS ASSEMBLY
4320-01-188-3353INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
14656N18
4320-01-213-1737INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
10858
3110-01-503-1706INTERCHANGEABLE
BEARING,BALL,THRUST
10835
1240-01-601-5577INTERCHANGEABLE
TELESCOPE,STRAIGHT
10835
5330-01-627-4981INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
10835

Frequently Asked Questions

What is NSN 4320-01-188-3428?

NSN 4320-01-188-3428 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 4320-01-188-3428?

NSN 4320-01-188-3428 has 7 cross-referenced part numbers: 944963-7PH (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 10835 (Rps-Fl, Inc. Dba Rps Inc), 944963-7PH (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), RY-146043A ITEM 2 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 55-22018-14R-0 (Euramco Safety Inc) and 2 more.

What NSN replaces 4320-01-188-3428?

There are 10 known substitutes for 4320-01-188-3428: 4320-00-226-8037, 4320-00-595-2158, 5355-01-009-8140 and 7 more. Verify interchangeability with system specifications before substitution.

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