PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6578PValve,pump

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-00-300-5996 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-300-5996 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-300-5996. Primary manufacturer part number: 6578P.
Features
  • Valve,pump — FSC 4320
  • 6 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Flow control in piping systems
  • Pressure regulation
General Description

The Valve,pump, cataloged under National Stock Number 4320-00-300-5996, 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 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,pump
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersCurtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (CAGE 93232); Rps-Fl, Inc. Dba Rps Inc (CAGE 54402); Curtiss-Wright Electro-Mechanical Corporation Div Epd (CAGE 0UBG9)
Technical Specifications
ParameterValue
NSN4320-00-300-5996
Primary Part Number6578P
Item NameValve,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5950-00-017-471110557 INTERCHANGEABLE
Transformer,power
Astronautics Corporation of America
3010-00-093-522950-820068 INTERCHANGEABLE
Universal Joint,nonvehicular
Textron Aviation Inc
2915-00-302-428312-557 INTERCHANGEABLE
Cap,internal Outlet,booster Pump
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5965-00-755-4656 INTERCHANGEABLE
Headset-Microphone
6640-01-018-4937 INTERCHANGEABLE
Furnace,muffle,laboratory
4820-01-269-8773278426N INTERCHANGEABLE
Valve,regulating,fluid Pressure
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
6680-01-331-459810557 INTERCHANGEABLE
Float,switch,liquid Level
Setra Systems, Inc. Dba Gems Sensors
4810-01-460-815010557SP INTERCHANGEABLE
Valve,solenoid
North American Controls Inc Dba North American Controls Inc
5365-01-502-835210-557 INTERCHANGEABLE
Spacer,sleeve
Konrad Marine Inc Div Konrad Marine
Cross-Reference Index
Part NumberManufacturer
SL5720PC84 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
6578P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
10557 Rps-Fl, Inc. Dba Rps Inc (USA)
SK-100174 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL8675PC45 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
6578P PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
5950-00-017-4711INTERCHANGEABLE
TRANSFORMER,POWER
10557
3010-00-093-5229INTERCHANGEABLE
UNIVERSAL JOINT,NONVEHICULAR
50-820068
2915-00-302-4283INTERCHANGEABLE
CAP,INTERNAL OUTLET,BOOSTER PUMP
12-557
5965-00-755-4656INTERCHANGEABLE
HEADSET-MICROPHONE
6640-01-018-4937INTERCHANGEABLE
FURNACE,MUFFLE,LABORATORY
4820-01-269-8773INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
278426N
6680-01-331-4598INTERCHANGEABLE
FLOAT,SWITCH,LIQUID LEVEL
10557
4810-01-460-8150INTERCHANGEABLE
VALVE,SOLENOID
10557SP
5365-01-502-8352INTERCHANGEABLE
SPACER,SLEEVE
10-557

Frequently Asked Questions

What is NSN 4320-00-300-5996?

NSN 4320-00-300-5996 is a Valve,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 4320-00-300-5996?

NSN 4320-00-300-5996 has 6 cross-referenced part numbers: SL5720PC84 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 6578P (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 10557 (Rps-Fl, Inc. Dba Rps Inc), SK-100174 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL8675PC45 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 1 more.

What NSN replaces 4320-00-300-5996?

There are 9 known substitutes for 4320-00-300-5996: 5950-00-017-4711, 3010-00-093-5229, 2915-00-302-4283 and 6 more. Verify interchangeability with system specifications before substitution.

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