The Pump Unit,rotary, cataloged under National Stock Number 4320-00-431-0373, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-431-0373 |
| Primary Part Number | MILP19131 |
| Item Name | Pump Unit,rotary |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Maximum Discharge Flow Rate | 50.0 GALLONS PER MINUTE |
| Prime Mover Type | ELECTRIC MOTOR |
| Operating Speed at Rated Capacity | 520.0 REVOLUTIONS PER MINUTE |
| Inclosure Type | FULLY INCLOSED |
| Rotary Pump Design | VANE |
| Current Rating in Amps | 7.5 |
| Discharge Pressure | 5.0 LOW VOLATILE ORGANIC COMPOUND - SOLVENTS - SOLVENTS |
| Pumping Element Operating Position | VERTICAL |
| Voltage in Volts | 440.0 |
| Frequency in Hertz | 60.0 |
| Reference Number Differentiating Characteristics | WITH RELIANCE ELECTRIC AND ENGINEERING CO. MOTOR,DWG NO. 87640 |
| Cooling Method | SELF VENTILATED |
| Prime Mover Power Rating | 5.000 HORSEPOWER |
| Discharge Connection Quantity | 1 |
| Current Type | AC |
| Prime Mover Quantity | 1 |
| Environmental Protection | SPLASHTIGHT |
| Discharge Connection Type | ROUND FLANGE |
| Prime Mover Cooling Medium | AIR |
| Intake Connection Type | ROUND FLANGE |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Quantity | 1 |
| Phase | THREE |
| Intake Connection Quantity | 1 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MILP19131 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| E3707 | Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA) |
| E3818 | Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA) |
NSN 4320-00-431-0373 is a Pump Unit,rotary, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-431-0373 has 3 cross-referenced part numbers: MILP19131 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), E3707 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), E3818 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer).
There are 12 known substitutes for 4320-00-431-0373: 4320-00-242-6390, 4320-00-435-7948, 4320-00-442-2723 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILP19131: Maximum Discharge Flow Rate: 50.0 GALLONS PER MINUTE; Prime Mover Type: ELECTRIC MOTOR; Operating Speed at Rated Capacity: 520.0 REVOLUTIONS PER MINUTE; Inclosure Type: FULLY INCLOSED. 24 total characteristics are documented in the Federal Logistics Information System.