The Pump Unit,rotary, cataloged under National Stock Number 4320-00-421-5836, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 18 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4320-00-421-5836 |
| Item Name | Pump Unit,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Phase | THREE |
| Intake Connection Type | FLARED TUBE |
| Frequency in Hertz | 400.0 |
| Inclosure Type | FULLY INCLOSED |
| Current Type | AC |
| Pumping Element Operating Position | HORIZONTAL |
| Voltage in Volts | 115.0 AND 200.0 |
| Prime Mover Quantity | 1 |
| Pump Quantity | 1 |
| Control Location | LEFT SIDE |
| Volume Control Type | ROTARY |
| Rotary Pump Design | LOBULAR |
| Intake Connection Quantity | 1 |
| Prime Mover Type | ELECTRIC MOTOR |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Operation Relationship Design | SIMULTANEOUS |
| Reference Number Differentiating Characteristics | ASDIFFERENTIATED BY SOURCE CONTROLLING DWG NO. |
| Current Rating in Amps | 8.4 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 123SCAV5035-3 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| HD902APS120 | 5/1 Secondary reference U.S. Government activity |
| 7591553P1 | 1/3 Source control — Government-approved source U.S. Government activity |
| 101-123-11 | 3/3 Design control — primary reference U.S. Government activity |
NSN 4320-00-421-5836 is a Pump Unit,rotary, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-421-5836 has 1 manufacturer part number on file: 123SCAV5035-3 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5320-01-243-0790. Verify interchangeability with system specifications before substitution.
Key specifications for 4320-00-421-5836: Phase: THREE; Intake Connection Type: FLARED TUBE; Frequency in Hertz: 400.0; Inclosure Type: FULLY INCLOSED. 18 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.
NSN 4320-00-421-5836 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.