The Pump,axial Pistons, cataloged under National Stock Number 4320-01-418-7611, 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 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-418-7611 |
| Primary Part Number | 849185 |
| 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 |
| Pumping Element Operating Position | HORIZONTAL |
| Drive Shaft Length | 1.500 INCHES NOMINAL IN |
| Drive Connection Type | CLOSE COUPLED |
| Reciprocating Stroke Type | FIXED |
| Operating Speed at Rated Capacity | 56.0 REVOLUTIONS PER MINUTE |
| Pump Reciprocating Design | SINGLE ACTING |
| Discharge Connection Thread Size and Series/type Designator | 0.750-16 UNF |
| Drive Shaft Type | WOODRUFF KEYWAY |
| Specification/standard Data | 81349-MIL-P-17869 GOVERNMENT SPECIFICATION |
| Intake Connection Thread Size and Series/type Designator | 0.750-16 UNF |
| Nondefinitive Spec/std Data | 1 CLASS |
| Discharge Pressure | 900.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES |
| Cylinder Quantity | 9 |
| Maximum Discharge Flow Rate | 0.242 GALLONS PER MINUTE |
| Drive Shaft End Diameter | 0.781 INCHES NOMINAL IN |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Rotation Direction | CLOCKWISE |
| 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 |
|---|---|
| 211045986 | Naval Sea Systems Command (USA) |
| PF1-095-1 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 849185 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| 211045986 | 5/2 Secondary reference U.S. Government activity |
| MIL-P-17869 | 4/1 Identification reference U.S. Government activity |
NSN 4320-01-418-7611 is a Pump,axial Pistons, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-418-7611 has 3 manufacturer part numbers on file: 211045986 (Naval Sea Systems Command), PF1-095-1 (Eaton Aerospace, Llc Dba Jackson South), 849185 (Eaton Aerospace, Llc Dba Jackson South).
2 possible matches (shared part number, not a government interchangeability claim): 4320-01-418-7612, 4320-01-418-8963. Verify interchangeability with system specifications before substitution.
Key specifications for 849185: Discharge Connection Quantity: 1; Pumping Element Type: PISTON; Intake Connection Type: THREADED INTERNAL; Pumping Element Operating Position: HORIZONTAL. 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.