The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-040-9522, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is March Manufacturing, Inc. Government technical data includes 30 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-040-9522 |
| Primary Part Number | LC-3C-MD |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | March Manufacturing, Inc |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Phase | SINGLE |
| Intake Connection Type | THREADED INTERNAL |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Current Type | AC |
| Prime Mover Power Rating | 0.050 HORSEPOWER |
| Unpackaged Unit Length | 7.281 INCHES NOMINAL IN |
| Centrifugal Pump Impeller Quantity | 1 |
| Voltage in Volts | 115.0 |
| Prime Mover Quantity | 1 |
| Centrifugal Pump Impeller Suction Type | SINGLE |
| Operating Speed at Rated Capacity | 3200.0 REVOLUTIONS PER MINUTE |
| Pump Quantity | 1 |
| Unpackaged Unit Width | 4.6850 INCHES NOMINAL IN |
| Discharge Connection Thread Size and Series/type Designator | 0.500-14 NPT |
| Prime Mover Cooling Medium | ETHYLENE GLYCOL |
| Intake Connection Thread Size and Series/type Designator | 0.750-14 NPT |
| Unpackaged Unit Height | 4.781 INCHES NOMINAL IN |
| Stage Quantity | 1 |
| Discharge Pressure | .5 LOW VOLATILE ORGANIC COMPOUND - SOLVENTS - SOLVENTS |
| Environmental Protection | SUBMERSIBLE |
| Maximum Discharge Flow Rate | 8.5 GALLONS PER MINUTE |
| Discharge Connection Type | THREADED EXTERNAL |
| Intake Connection Quantity | 1 |
| Material | PLASTIC PUMP BASIC |
| Prime Mover Type | ELECTRIC MOTOR |
| Media for Which Designed | ETHYLENE GLYCOL |
| Mounting Type | BASE |
| 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 |
|---|---|
| LC-3C-MD PRIMARY | March Manufacturing, Inc (USA) |
| Reference | Meaning |
|---|---|
| 343N830-024-103 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems |
| 343N830-024-103 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 4320-01-040-9522 is a Pump Unit,centrifugal, manufactured by March Manufacturing, Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-040-9522 has 1 manufacturer part number on file: LC-3C-MD (March Manufacturing, Inc).
Key specifications for LC-3C-MD: Discharge Connection Quantity: 1; Phase: SINGLE; Intake Connection Type: THREADED INTERNAL; Frequency in Hertz: 60.0. 30 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.