PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55061Pump,axial Pistons

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4320-00-968-8179 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-968-8179 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-968-8179. Primary manufacturer part number: 55061.
Features
  • Pump,axial Pistons — FSC 4320
  • Discharge Connection Quantity: 1
  • Intake Connection Thread Size and Series/type Designator: 1.625-12 UN
  • Pumping Element Operating Position: HORIZONTAL
  • Discharge Pressure: 000.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS
  • Discharge Connection Thread Size and Series/type Designator: 1.062-12 UN
  • Drive Shaft Type: SPLINED, INVOLUTE EXTERNAL
  • Volume Control Type: PRESSURE COMPENSATION
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,axial Pistons, cataloged under National Stock Number 4320-00-968-8179, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4320-00-968-8179
Primary Part Number55061
Item NamePump,axial Pistons
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusCANCELLED
Discharge Connection Quantity1
Intake Connection Thread Size and Series/type Designator1.625-12 UN
Pumping Element Operating PositionHORIZONTAL
Discharge Pressure000.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS
Discharge Connection Thread Size and Series/type Designator1.062-12 UN
Drive Shaft TypeSPLINED, INVOLUTE EXTERNAL
Volume Control TypePRESSURE COMPENSATION
Discharge Connection TypeTHREADED INTERNAL
Intake Connection TypeTHREADED INTERNAL
Intake Connection Quantity1
Drive Connection TypeCLOSE COUPLED
Operating Speed at Rated Capacity3750.0 REVOLUTIONS PER MINUTE
Drive Shaft Length1.543 INCHES NOMINAL IN
Cylinder Quantity9
Pump Reciprocating DesignSINGLE ACTING
Pumping Element TypePISTON
Reciprocating Stroke TypeVARIABLE
Pump Rotation DirectionCOUNTERCLOCKWISE
Maximum Discharge Flow Rate25.0 GALLONS PER MINUTE
Control LocationCENTER
Media for Which DesignedHYDROCARBON FUELS AND OILS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
2910-00-865-27072275579 INTERCHANGEABLE
Pump,fuel,cam Actuated
Chrysler Realty Company Llc Dba Daimler Chrysler
5975-00-983-9182 INTERCHANGEABLE
Box Connector,electrical
5133-01-046-2898 INTERCHANGEABLE
Drill,twist
2920-01-061-480255061 INTERCHANGEABLE
Connector,spark Plu
Mcculloch Corp
5995-01-332-1739G284347-118 INTERCHANGEABLE
Cable Assembly,radio Frequency
Raytheon Company Dba Raytheon Co
1560-01-532-709155061 INTERCHANGEABLE
Spar,aircraft
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
123SCH176-5 Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA)
123SCH176-5 Northrop Grumman Systems Corporation (USA)
AP10V38A Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
55061 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
123SCH176-5 Northrop Grumman Systems Corporation (USA)
Related Parts
2910-00-865-2707INTERCHANGEABLE
PUMP,FUEL,CAM ACTUATED
2275579
5975-00-983-9182INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5133-01-046-2898INTERCHANGEABLE
DRILL,TWIST
2920-01-061-4802INTERCHANGEABLE
CONNECTOR,SPARK PLU
55061
5995-01-332-1739INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
G284347-118
1560-01-532-7091INTERCHANGEABLE
SPAR,AIRCRAFT
55061

Frequently Asked Questions

What is NSN 4320-00-968-8179?

NSN 4320-00-968-8179 is a Pump,axial Pistons, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 4320 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4320-00-968-8179?

NSN 4320-00-968-8179 has 5 cross-referenced part numbers: 123SCH176-5 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems), 123SCH176-5 (Northrop Grumman Systems Corporation), AP10V38A (Parker Hannifin Corporation Div Hydraulic Systems Division), 55061 (Parker Hannifin Corporation Div Hydraulic Systems Division), 123SCH176-5 (Northrop Grumman Systems Corporation).

What NSN replaces 4320-00-968-8179?

There are 6 known substitutes for 4320-00-968-8179: 2910-00-865-2707, 5975-00-983-9182, 5133-01-046-2898 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 55061?

Key specifications for 55061: Discharge Connection Quantity: 1; Intake Connection Thread Size and Series/type Designator: 1.625-12 UN; Pumping Element Operating Position: HORIZONTAL; Discharge Pressure: 000.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4320-00-968-8179 still in active supply?

NSN 4320-00-968-8179 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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