The Pump,reciprocating, cataloged under National Stock Number 4320-00-128-7429, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-128-7429 |
| Primary Part Number | 51119 |
| Item Name | Pump,reciprocating |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Parker Hannifin Corporation Div Hydraulic Systems Division |
| Status | ACTIVE |
| Drive Shaft Type | SPLINED, STRAIGHT EXTERNAL |
| Reciprocating Stroke Type | VARIABLE |
| Intake Connection Quantity | 1 |
| Drive Shaft Length | 0.906 INCHES NOMINAL IN |
| Pumping Element Type | PISTON |
| Operation Method | POWERED |
| Discharge Connection Type | THREADED INTERNAL |
| Discharge Connection Quantity | 1 |
| Operating Speed at Rated Capacity | 3750.0 REVOLUTIONS PER MINUTE |
| Intake Connection Type | THREADED INTERNAL |
| Maximum Discharge Flow Rate | 14.2 GALLONS PER MINUTE |
| Cylinder Quantity | 1 |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Reciprocating Design | SINGLE ACTING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 51119 PRIMARY | Parker Hannifin Corporation Div Hydraulic Systems Division (USA) |
| 114HS127-3 | The Boeing Company (USA) |
NSN 4320-00-128-7429 is a Pump,reciprocating, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-128-7429 has 2 cross-referenced part numbers: 51119 (Parker Hannifin Corporation Div Hydraulic Systems Division), 114HS127-3 (The Boeing Company).
There are 2 known substitutes for 4320-00-128-7429: 5950-00-815-2819, 5305-01-621-6034. Verify interchangeability with system specifications before substitution.
Key specifications for 51119: Drive Shaft Type: SPLINED, STRAIGHT EXTERNAL; Reciprocating Stroke Type: VARIABLE; Intake Connection Quantity: 1; Drive Shaft Length: 0.906 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.