The Pump Unit,rotary, cataloged under National Stock Number 4320-00-419-3606, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Weldon Pump Llc. Government technical data includes 22 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4320-00-419-3606 |
| Primary Part Number | 3027-AA |
| Item Name | Pump Unit,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Weldon Pump Llc |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | THREADED INTERNAL |
| Inclosure Type | FULLY INCLOSED |
| Current Type | DC |
| Pumping Element Operating Position | HORIZONTAL |
| Prime Mover Power Rating | 0.070 HORSEPOWER |
| Voltage in Volts | 27.0 |
| Prime Mover Quantity | 1 |
| Operating Speed at Rated Capacity | 12500.0 REVOLUTIONS PER MINUTE |
| Pump Quantity | 1 |
| Discharge Connection Thread Size and Series/type Designator | 0.438-20 UNF |
| Prime Mover Cooling Medium | ETHYLENE GLYCOL |
| Intake Connection Thread Size and Series/type Designator | 0.438-20 UNF |
| Discharge Pressure | 10.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES |
| Maximum Discharge Flow Rate | 15.0 GALLONS PER MINUTE |
| Rotary Pump Design | LOBE |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Prime Mover Type | ELECTRIC MOTOR |
| Media for Which Designed | ETHYLENE GLYCOL |
| Mounting Type | BASE |
| Current Rating in Amps | 4.0 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3027-AA PRIMARY | Weldon Pump Llc (USA) |
| Reference | Meaning |
|---|---|
| 3027-AA | 5/9 Secondary reference Weldon Tool Co the |
| 477A1151109 | 7/2 Vendor item drawing reference Lockheed Martin Corporation Div Rotary and Mission Systems |
| 3012-E1 | 5/9 Secondary reference Weldon Tool Co the |
NSN 4320-00-419-3606 is a Pump Unit,rotary, manufactured by Weldon Pump Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-419-3606 has 1 manufacturer part number on file: 3027-AA (Weldon Pump Llc).
1 possible match (shared part number, not a government interchangeability claim): 3040-00-422-8024. Verify interchangeability with system specifications before substitution.
Key specifications for 3027-AA: Discharge Connection Quantity: 1; Intake Connection Type: THREADED INTERNAL; Inclosure Type: FULLY INCLOSED; Current Type: DC. 22 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 4320-00-419-3606 has DEMIL Code Q. 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.