The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-397-7128, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Iwaki America Incorporated Div Iwaki America. Government technical data includes 13 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4320-01-397-7128 |
| Primary Part Number | WMD-40RLT-115 |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Iwaki America Incorporated Div Iwaki America |
| Status | ACTIVE |
| Frequency in Hertz | 60.0 |
| Current Type | AC |
| Pumping Element Operating Position | HORIZONTAL |
| Centrifugal Pump Impeller Quantity | 1 |
| Voltage in Volts | 120.0 |
| Prime Mover Quantity | 1 |
| Pump Quantity | 1 |
| Features Provided | SELF-PRIMING |
| Prime Mover Cooling Medium | AIR |
| Maximum Discharge Flow Rate | 4.5 GALLONS PER MINUTE |
| Prime Mover Type | ELECTRIC MOTOR |
| Media for Which Designed | WATER, SALT |
| Centrifugal Pump Design | MIXED FLOW |
| 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 |
|---|---|
| WMD-40RLT-115 PRIMARY | Iwaki America Incorporated Div Iwaki America (USA) |
| Reference | Meaning |
|---|---|
| 70-7504 | 5/9 Secondary reference Parker Hannifin Corporation Div Village Marine Tech |
| 70-0145 | 5/9 Secondary reference Parker Hannifin Corporation Div Village Marine Tech |
| WMD-40RLT-115 | 5/9 Secondary reference Parker Hannifin Corporation Div Village Marine Tech |
| MD-30RLZT-120V | 3/9 Design control — primary reference Parker Hannifin Corporation Div Village Marine Tech |
NSN 4320-01-397-7128 is a Pump Unit,centrifugal, manufactured by Iwaki America Incorporated Div Iwaki America, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-397-7128 has 1 manufacturer part number on file: WMD-40RLT-115 (Iwaki America Incorporated Div Iwaki America).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-513-0395. Verify interchangeability with system specifications before substitution.
Key specifications for WMD-40RLT-115: Frequency in Hertz: 60.0; Current Type: AC; Pumping Element Operating Position: HORIZONTAL; Centrifugal Pump Impeller Quantity: 1. 13 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.