The Vacuum Pump Unit,rotary, cataloged under National Stock Number 4310-01-031-1070, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Rema Dri-Vac Corp. 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. 6 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 | 4310-01-031-1070 |
| Primary Part Number | RP-2 |
| Item Name | Vacuum Pump Unit,rotary |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Rema Dri-Vac Corp |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Phase | SINGLE |
| Pumping Element Type | LIQUID PISTON |
| Intake Connection Type | UNTHREADED INTERNAL |
| Brake Horsepower Required | 0.750 |
| Frequency in Hertz | 60.0 |
| Current Type | AC |
| Intake Connection Inside Diameter | 2.000 INCHES NOMINAL IN |
| Drive Connection Type | RIGID COUPLED |
| Voltage in Volts | 115.0 AND 230.0 |
| Pump Quantity | 1 |
| Gas for Which Designed | AIR |
| Discharge Connection Inside Diameter | 2.000 INCHES NOMINAL IN |
| Stage Quantity | 3 |
| Operating Speed at Rated Capacity in RPM | 3450.0 |
| Discharge Connection Type | UNTHREADED INTERNAL |
| Intake Connection Quantity | 1 |
| System Design | NONCORROSIVE |
| Material | ALUMINUM ALLOY PUMP BODY |
| Prime Mover Type | ELECTRIC MOTOR |
| Cooling Medium | AIR |
| 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 |
| Part Number | Manufacturer |
|---|---|
| RP-2 PRIMARY | Rema Dri-Vac Corp (USA) |
NSN 4310-01-031-1070 is a Vacuum Pump Unit,rotary, manufactured by Rema Dri-Vac Corp, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-031-1070 has 1 manufacturer part number on file: RP-2 (Rema Dri-Vac Corp).
6 possible matches (shared part number, not a government interchangeability claim): 3040-01-257-3766, 4240-01-417-6814, 3040-01-540-5380. Verify interchangeability with system specifications before substitution.
Key specifications for RP-2: Discharge Connection Quantity: 1; Overall Height: 33.000 INCHES NOMINAL IN; Phase: SINGLE; Pumping Element Type: LIQUID PISTON. 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.
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.