PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

80531Pump,axial Pistons

Eaton Aerospace, Llc Dba Jackson South · NSN 4320-00-767-3289 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-767-3289 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-767-3289. Primary manufacturer part number: 80531.
Features
  • Pump,axial Pistons — FSC 4320
  • Unpackaged Unit Height: 17.900 INCHES NOMINAL IN
  • Drive Shaft End Diameter: 1.375 INCHES NOMINAL IN
  • Unpackaged Unit Length: 20.100 INCHES NOMINAL IN
  • Drive Shaft Length: 1.000 INCHES NOMINAL IN
  • Drive Connection Type: RIGID COUPLED
  • Pump Rotation Direction: CLOCKWISE
  • Drive Shaft Type: MACHINE KEYWAY
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,axial Pistons, cataloged under National Stock Number 4320-00-767-3289, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 2 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
NSN4320-00-767-3289
Primary Part Number80531
Item NamePump,axial Pistons
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Unpackaged Unit Height17.900 INCHES NOMINAL IN
Drive Shaft End Diameter1.375 INCHES NOMINAL IN
Unpackaged Unit Length20.100 INCHES NOMINAL IN
Drive Shaft Length1.000 INCHES NOMINAL IN
Drive Connection TypeRIGID COUPLED
Pump Rotation DirectionCLOCKWISE
Drive Shaft TypeMACHINE KEYWAY
Unpackaged Unit Width13.5000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6130-00-075-649678657 INTERCHANGEABLE
Power Supply
Markley Associates Inc Dba Cd-3 Equipment Co
5365-00-448-401080531 INTERCHANGEABLE
Shim
Telemechanics Inc
5935-01-007-27912-T722 INTERCHANGEABLE
Dummy Connector,plug
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
5360-01-108-984972580 INTERCHANGEABLE
Spring,anchor
Abd Intl Inc Dba Abdick
5331-01-113-21928-0531 INTERCHANGEABLE
O-Ring
Thermal Dynamics Corp
5342-01-138-2603TBW-30658623 INTERCHANGEABLE
Coupling,clamp,grooved
Ameridrives International, Llc Dba Ameridrives International Llc
5930-01-244-2175FS200MSB-78657 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
4820-01-244-857178657 INTERCHANGEABLE
Disk,valve
Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
5330-01-276-168378657 INTERCHANGEABLE
Gasket
Eaton Corporation Dba Eaton Inoac Div Eaton
Cross-Reference Index
Part NumberManufacturer
S2200H3268517 Naval Ship Systems Command (USA)
80531 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
78659-1X2 Eaton Aerospace, Llc Dba Jackson South (USA)
72580 Eaton Aerospace, Llc Dba Jackson South (USA)
S2200H3268519 Naval Ship Systems Command (USA)
78657 Eaton Aerospace, Llc Dba Jackson South (USA)
E72580 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
6130-00-075-6496INTERCHANGEABLE
POWER SUPPLY
78657
5365-00-448-4010INTERCHANGEABLE
SHIM
80531
5935-01-007-2791INTERCHANGEABLE
DUMMY CONNECTOR,PLUG
2-T722
5360-01-108-9849INTERCHANGEABLE
SPRING,ANCHOR
72580
5331-01-113-2192INTERCHANGEABLE
O-RING
8-0531
5342-01-138-2603INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
TBW-30658623
5930-01-244-2175INTERCHANGEABLE
SWITCH,FLOW
FS200MSB-78657
4820-01-244-8571INTERCHANGEABLE
DISK,VALVE
78657
5330-01-276-1683INTERCHANGEABLE
GASKET
78657

Frequently Asked Questions

What is NSN 4320-00-767-3289?

NSN 4320-00-767-3289 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 4320-00-767-3289?

NSN 4320-00-767-3289 has 7 cross-referenced part numbers: S2200H3268517 (Naval Ship Systems Command), 80531 (Eaton Aerospace, Llc Dba Jackson South), 78659-1X2 (Eaton Aerospace, Llc Dba Jackson South), 72580 (Eaton Aerospace, Llc Dba Jackson South), S2200H3268519 (Naval Ship Systems Command) and 2 more.

What NSN replaces 4320-00-767-3289?

There are 9 known substitutes for 4320-00-767-3289: 6130-00-075-6496, 5365-00-448-4010, 5935-01-007-2791 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 80531?

Key specifications for 80531: Unpackaged Unit Height: 17.900 INCHES NOMINAL IN; Drive Shaft End Diameter: 1.375 INCHES NOMINAL IN; Unpackaged Unit Length: 20.100 INCHES NOMINAL IN; Drive Shaft Length: 1.000 INCHES NOMINAL IN. 8 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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