The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-129-8022, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Ace Pump Corp. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-129-8022 |
| Primary Part Number | ACH50 |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Ace Pump Corp |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Phase | SINGLE |
| Intake Connection Type | THREADED INTERNAL |
| Inclosure Type | OPEN |
| Centrifugal Pump Impeller Quantity | 1 |
| Voltage in Volts | 115.0 AND 230.0 |
| Operating Speed at Rated Capacity | 3450.0 REVOLUTIONS PER MINUTE |
| Pump Quantity | 1 |
| Discharge Connection Thread Size and Series/type Designator | 1.000-11-1/2 NPT |
| Intake Connection Thread Size and Series/type Designator | 1.250-11-1/2 NPT |
| Maximum Discharge Flow Rate | 37.0 GALLONS PER MINUTE |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Media for Which Designed | WATER, FRESH |
| Centrifugal Pump Design | RADIAL FLOW |
| Total Head | 65.000 FEET FT |
| 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 |
|---|---|
| ACH50 PRIMARY | Ace Pump Corp (USA) |
NSN 4320-01-129-8022 is a Pump Unit,centrifugal, manufactured by Ace Pump Corp, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-129-8022 has 1 manufacturer part number on file: ACH50 (Ace Pump Corp).
Key specifications for ACH50: Discharge Connection Quantity: 1; Phase: SINGLE; Intake Connection Type: THREADED INTERNAL; Inclosure Type: OPEN. 16 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.