The Pump,axial Pistons, cataloged under National Stock Number 4320-00-783-8721, 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 22 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.
| Parameter | Value |
|---|---|
| NSN | 4320-00-783-8721 |
| Primary Part Number | 55001 |
| Item Name | Pump,axial Pistons |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Parker Hannifin Corporation Div Hydraulic Systems Division |
| Status | ACTIVE |
| Volume Control Type | HYDRAULIC CYLINDER |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Drive Shaft End Diameter | 1.267 INCHES NOMINAL IN |
| Discharge Connection Type | THREADED EXTERNAL |
| Intake Connection Thread Size and Series/type Designator | 1.312-12 UN |
| Discharge Connection Quantity | 1 |
| Pumping Element Type | PISTON |
| Mounting Type | BASE |
| Control Location | CENTER |
| Discharge Pressure | 000.0 ENERGY EFFICIENT - FEMP - LOW STANDBY POWER - OFFICE EQUIPMENT -INTEGRATED COMPUTERS |
| Pump Reciprocating Design | SINGLE ACTING |
| Discharge Connection Thread Size and Series/type Designator | 1.062-12 UN |
| Maximum Discharge Flow Rate | 20.0 GALLONS PER MINUTE |
| Operating Speed at Rated Capacity | 3750.0 REVOLUTIONS PER MINUTE |
| Drive Shaft Type | SPLINED, STRAIGHT EXTERNAL |
| Reciprocating Stroke Type | VARIABLE |
| Drive Connection Type | SPUR GEAR |
| Drive Shaft Length | 1.543 INCHES NOMINAL IN |
| Cylinder Quantity | 1 |
| Pump Rotation Direction | COUNTERCLOCKWISE |
| Intake Connection Quantity | 1 |
| Intake Connection Type | THREADED INTERNAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4320-00-783-8721 is a Pump,axial Pistons, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-783-8721 has 2 cross-referenced part numbers: AP10V2 (Parker Hannifin Corporation Div Hydraulic Systems Division), 55001 (Parker Hannifin Corporation Div Hydraulic Systems Division).
There are 12 known substitutes for 4320-00-783-8721: 5330-00-154-4967, 5330-00-154-8329, 3120-00-528-5517 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 55001: Volume Control Type: HYDRAULIC CYLINDER; Media for Which Designed: HYDROCARBON FUELS AND OILS; Drive Shaft End Diameter: 1.267 INCHES NOMINAL IN; Discharge Connection Type: THREADED EXTERNAL. 23 total characteristics are documented in the Federal Logistics Information System.