The Pump,axial Pistons, cataloged under National Stock Number 4320-00-901-5151, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-901-5151 |
| Primary Part Number | AA65321RA |
| Item Name | Pump,axial Pistons |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Pumping Element Type | PISTON |
| Intake Connection Type | THREADED INTERNAL |
| Drive Shaft Length | 1.125 INCHES NOMINAL IN |
| Drive Connection Type | SPUR GEAR |
| Reciprocating Stroke Type | VARIABLE |
| Operating Speed at Rated Capacity | 4000.0 REVOLUTIONS PER MINUTE |
| Pump Reciprocating Design | SINGLE ACTING |
| Control Location | RIGHT SIDE |
| Discharge Connection Thread Size and Series/type Designator | 0.500-20 UNF |
| Drive Shaft Type | SPLINED, STRAIGHT EXTERNAL |
| Intake Connection Thread Size and Series/type Designator | 1.062-12 UN |
| Volume Control Type | PRESSURE COMPENSATION |
| Discharge Pressure | 000.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES |
| Cylinder Quantity | 1 |
| Maximum Discharge Flow Rate | 6.4 GALLONS PER MINUTE |
| Drive Shaft End Diameter | 0.650 INCHES NOMINAL IN |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Rotation Direction | CLOCKWISE |
| Mounting Type | BASE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| AA65321RA PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| 182008 | 5/1 Secondary reference Eaton Aerospace, Llc Dba Jackson South |
NSN 4320-00-901-5151 is a Pump,axial Pistons, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-901-5151 has 1 manufacturer part number on file: AA65321RA (Eaton Aerospace, Llc Dba Jackson South).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-105-7096. Verify interchangeability with system specifications before substitution.
Key specifications for AA65321RA: Discharge Connection Quantity: 1; Pumping Element Type: PISTON; Intake Connection Type: THREADED INTERNAL; Drive Shaft Length: 1.125 INCHES NOMINAL IN. 22 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.