PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

312PRotor Pump

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-00-398-7964 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-398-7964 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-398-7964. Primary manufacturer part number: 312P.
Features
  • Rotor Pump — FSC 4320
  • 2 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 Rotor Pump, cataloged under National Stock Number 4320-00-398-7964, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRotor Pump
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersCurtiss-Wright Electro-Mechanical Corporation Div Epd (CAGE 0UBG9); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (CAGE 93232)
Technical Specifications
ParameterValue
NSN4320-00-398-7964
Primary Part Number312P
Item NameRotor Pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-554-5656 INTERCHANGEABLE
Bearing,ball,annular
Cross-Reference Index
Part NumberManufacturer
312P PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
312P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
Related Parts
3110-00-554-5656INTERCHANGEABLE
BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 4320-00-398-7964?

NSN 4320-00-398-7964 is a Rotor Pump, 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 4320-00-398-7964?

NSN 4320-00-398-7964 has 2 cross-referenced part numbers: 312P (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 312P (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging).

What NSN replaces 4320-00-398-7964?

There is 1 known substitute for 4320-00-398-7964: 3110-00-554-5656. Verify interchangeability with system specifications before substitution.

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