PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8168538Pump,axial Pistons

Us Army Aviation and Missile Command · NSN 4320-00-211-5079 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-211-5079 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-211-5079. Primary manufacturer part number: 8168538.
Features
  • Pump,axial Pistons — FSC 4320
  • Pump Reciprocating Design: SINGLE ACTING
  • Pump Rotation Direction: COUNTERCLOCKWISE
  • Intake Connection Quantity: 1
  • Discharge Connection Quantity: 1
  • Drive Shaft End Diameter: 0.750 INCHES NOMINAL IN
  • Discharge Connection Type: THREADED EXTERNAL
  • Intake Connection Type: THREADED EXTERNAL
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,axial Pistons, cataloged under National Stock Number 4320-00-211-5079, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4320-00-211-5079
Primary Part Number8168538
Item NamePump,axial Pistons
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusCANCELLED
Pump Reciprocating DesignSINGLE ACTING
Pump Rotation DirectionCOUNTERCLOCKWISE
Intake Connection Quantity1
Discharge Connection Quantity1
Drive Shaft End Diameter0.750 INCHES NOMINAL IN
Discharge Connection TypeTHREADED EXTERNAL
Intake Connection TypeTHREADED EXTERNAL
Cylinder Quantity1
Maximum Discharge Flow Rate6.1 GALLONS PER MINUTE
Pumping Element TypePISTON
Drive Connection TypeSPUR GEAR
Volume Control TypeHYDRAULIC CYLINDER
Discharge Pressure000.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS
Reciprocating Stroke TypeVARIABLE
Drive Shaft Length1.125 INCHES NOMINAL IN
Drive Shaft TypeSPLINED, STRAIGHT EXTERNAL
Media for Which DesignedHYDROCARBON FUELS AND OILS
Mounting TypeBASE
Operating Speed at Rated Capacity3860.0 REVOLUTIONS PER MINUTE
Control LocationCENTER
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
4820-00-287-29691542DRL1-2 INTERCHANGEABLE
Valve,safety Relief
Ashcroft Inc Dba Heise
6130-01-570-2472 INTERCHANGEABLE
Power Supply
Cross-Reference Index
Part NumberManufacturer
8168538 PRIMARY Us Army Aviation and Missile Command (USA)
AA32516L2 Eaton Aerospace, Llc Dba Jackson South (USA)
147112 Eaton Aerospace, Llc Dba Jackson South (USA)
176-58602 PRIMARY The Boeing Company Div Legacy Am&m (USA)
Related Parts
4820-00-287-2969INTERCHANGEABLE
VALVE,SAFETY RELIEF
1542DRL1-2
6130-01-570-2472INTERCHANGEABLE
POWER SUPPLY

Frequently Asked Questions

What is NSN 4320-00-211-5079?

NSN 4320-00-211-5079 is a Pump,axial Pistons, manufactured by Us Army Aviation and Missile Command, classified under FSC 4320 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4320-00-211-5079?

NSN 4320-00-211-5079 has 4 cross-referenced part numbers: 8168538 (Us Army Aviation and Missile Command), AA32516L2 (Eaton Aerospace, Llc Dba Jackson South), 147112 (Eaton Aerospace, Llc Dba Jackson South), 176-58602 (The Boeing Company Div Legacy Am&m).

What NSN replaces 4320-00-211-5079?

There are 2 known substitutes for 4320-00-211-5079: 4820-00-287-2969, 6130-01-570-2472. Verify interchangeability with system specifications before substitution.

What are the specifications of 8168538?

Key specifications for 8168538: Pump Reciprocating Design: SINGLE ACTING; Pump Rotation Direction: COUNTERCLOCKWISE; Intake Connection Quantity: 1; Discharge Connection Quantity: 1. 20 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4320-00-211-5079 still in active supply?

NSN 4320-00-211-5079 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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