The Pump,reciprocating, cataloged under National Stock Number 4320-01-175-7043, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Qcc Llc. Government technical data includes 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4320-01-175-7043 |
| Primary Part Number | 3559200551 |
| Item Name | Pump,reciprocating |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Qcc Llc |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Pumping Element Type | PISTON |
| Intake Connection Type | THREADED INTERNAL |
| Pumping Element Operating Position | VERTICAL |
| Drive Shaft Length | 19.500 INCHES NOMINAL IN |
| Drive Connection Type | GEAR |
| Reciprocating Stroke Type | VARIABLE |
| Pump Reciprocating Design | DOUBLE ACTING |
| Discharge Connection Thread Size and Series/type Designator | 0.250-18 NPT |
| Drive Shaft Type | PLAIN ROUND |
| Intake Connection Thread Size and Series/type Designator | 0.250-18 NPT |
| Discharge Pressure | 000.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES |
| Cylinder Quantity | 1 |
| Drive Shaft End Diameter | 0.875 INCHES NOMINAL IN |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Mounting Type | BASE |
| Operation Method | MANUAL |
| 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 |
|---|---|
| 3559200551 PRIMARY | Qcc Llc (USA) |
| Reference | Meaning |
|---|---|
| C307B | 5/9 Secondary reference Parker Hannifin Corporation Div Cylinder Division |
| 355-9200-551 | 5/9 Secondary reference Parker Hannifin Corporation Div Cylinder Division |
| 3559200551 | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
NSN 4320-01-175-7043 is a Pump,reciprocating, manufactured by Qcc Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-175-7043 has 1 manufacturer part number on file: 3559200551 (Qcc Llc).
1 possible match (shared part number, not a government interchangeability claim): 4320-01-506-0936. Verify interchangeability with system specifications before substitution.
Key specifications for 3559200551: Discharge Connection Quantity: 1; Pumping Element Type: PISTON; Intake Connection Type: THREADED INTERNAL; Pumping Element Operating Position: VERTICAL. 19 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.