The Vacuum Pump Unit,rotary, cataloged under National Stock Number 4310-00-307-3148, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. Government technical data includes 25 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-307-3148 |
| Item Name | Vacuum Pump Unit,rotary |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Status | ACTIVE |
| Discharge Connection Quantity | 2 |
| Phase | THREE |
| Pumping Element Type | ROTARY PISTON |
| Intake Connection Type | ANY ACCEPTABLE |
| Brake Horsepower Required | 10.000 |
| Frequency in Hertz | 60.0 |
| Current Type | AC |
| Vacuum Rating | 734.0 TORR |
| Drive Connection Type | ANY ACCEPTABLE |
| Voltage in Volts | 230.0 |
| Pump Quantity | 1 |
| Air Displacement Rate | 250.0 CUBIC FEET PER MINUTE IN FREE AIR |
| Features Provided | SEPARATOR TANK |
| Control Device Type | AUTOMATIC START-STOP |
| Gas for Which Designed | AIR |
| Stage Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 850.0 |
| Vapor Condensation Preventative Device | WATER CAP |
| Safety Device Type | OVERLOAD RELAY |
| Discharge Connection Type | ANY ACCEPTABLE |
| Intake Connection Quantity | 2 |
| System Design | NONCORROSIVE |
| Prime Mover Type | ELECTRIC MOTOR |
| Cooling Medium | WATER |
| Mounting Type | BASE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MILP83950 | 4/1 Identification reference U.S. Government activity |
NSN 4310-00-307-3148 is a Vacuum Pump Unit,rotary, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
5 possible matches (shared part number, not a government interchangeability claim): 4310-00-307-3149, 4310-00-540-1271, 4310-01-014-2653. Verify interchangeability with system specifications before substitution.
Key specifications for 4310-00-307-3148: Discharge Connection Quantity: 2; Phase: THREE; Pumping Element Type: ROTARY PISTON; Intake Connection Type: ANY ACCEPTABLE. 25 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.