PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PF14-3911-25ZGPump,axial Pistons

Eaton Aerospace, Llc Dba Jackson South · NSN 4320-00-203-9817 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-203-9817 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-203-9817. Primary manufacturer part number: PF14-3911-25ZG.
Features
  • Pump,axial Pistons — FSC 4320
  • Drive Shaft Length: 0.969 INCHES NOMINAL IN
  • Media for Which Designed: HYDROCARBON FUELS AND OILS
  • Pump Reciprocating Design: SINGLE ACTING
  • Pump Rotation Direction: CLOCKWISE AND COUNTERCLOCKWISE
  • Pumping Element Type: PISTON
  • Discharge Connection Quantity: 1
  • Intake Connection Quantity: 1
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,axial Pistons, cataloged under National Stock Number 4320-00-203-9817, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-203-9817
Primary Part NumberPF14-3911-25ZG
Item NamePump,axial Pistons
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Drive Shaft Length0.969 INCHES NOMINAL IN
Media for Which DesignedHYDROCARBON FUELS AND OILS
Pump Reciprocating DesignSINGLE ACTING
Pump Rotation DirectionCLOCKWISE AND COUNTERCLOCKWISE
Pumping Element TypePISTON
Discharge Connection Quantity1
Intake Connection Quantity1
Pumping Element Operating PositionHORIZONTAL
Cylinder Quantity9
Drive Shaft TypeSPLINED, INVOLUTE EXTERNAL
Operating Speed at Rated Capacity3750.0 REVOLUTIONS PER MINUTE
Reciprocating Stroke TypeFIXED
Discharge Connection Thread Size and Series/type Designator0.750-16 UNF
Discharge Pressure000.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS
Discharge Connection TypeTHREADED EXTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5910-00-280-5914 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
6665-00-411-994908-81101 INTERCHANGEABLE
Reagent Kit,arsine
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5935-00-435-960073475 INTERCHANGEABLE
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3510-00-575-0001 INTERCHANGEABLE
Disc
6105-00-585-433081101 INTERCHANGEABLE
Motor-Tachometer Generator
L3harris Technologies, Inc Div Space & Airborne Systems
5310-00-596-6440200AS104-4A063CR INTERCHANGEABLE
Nut,self-Locking,clinch
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
4440-00-910-1658 INTERCHANGEABLE
Parts Kit,dehydrator
3010-00-993-590181101 INTERCHANGEABLE
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Woods T B Inc
1680-01-024-8809 INTERCHANGEABLE
Grip,engine Cowl
5935-01-054-632031-8110-1 INTERCHANGEABLE
Connector,plug,electrical
Amphenol Corporation Div Amphenol Rf
Cross-Reference Index
Part NumberManufacturer
PF14-3911-25ZG PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
81101 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
5910-00-280-5914INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
6665-00-411-9949INTERCHANGEABLE
REAGENT KIT,ARSINE
08-81101
5935-00-435-9600INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
73475
3510-00-575-0001INTERCHANGEABLE
DISC
6105-00-585-4330INTERCHANGEABLE
MOTOR-TACHOMETER GENERATOR
81101
5310-00-596-6440INTERCHANGEABLE
NUT,SELF-LOCKING,CLINCH
200AS104-4A063CR
4440-00-910-1658INTERCHANGEABLE
PARTS KIT,DEHYDRATOR
3010-00-993-5901INTERCHANGEABLE
COUPLING ASSEMBLY,FLEXIBLE
81101
1680-01-024-8809INTERCHANGEABLE
GRIP,ENGINE COWL
5935-01-054-6320INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
31-8110-1
4820-01-208-2499INTERCHANGEABLE
VALVE,CONTROL
H8036000
5955-01-230-6998INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
81-10-1

Frequently Asked Questions

What is NSN 4320-00-203-9817?

NSN 4320-00-203-9817 is a Pump,axial Pistons, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-203-9817?

NSN 4320-00-203-9817 has 2 cross-referenced part numbers: PF14-3911-25ZG (Eaton Aerospace, Llc Dba Jackson South), 81101 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 4320-00-203-9817?

There are 12 known substitutes for 4320-00-203-9817: 5910-00-280-5914, 6665-00-411-9949, 5935-00-435-9600 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of PF14-3911-25ZG?

Key specifications for PF14-3911-25ZG: Drive Shaft Length: 0.969 INCHES NOMINAL IN; Media for Which Designed: HYDROCARBON FUELS AND OILS; Pump Reciprocating Design: SINGLE ACTING; Pump Rotation Direction: CLOCKWISE AND COUNTERCLOCKWISE. 15 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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