The Vacuum Pump Unit,rotary, cataloged under National Stock Number 4310-01-616-5753, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Welch Vacuum Technology Inc. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-616-5753 |
| Primary Part Number | 2567C-02 A |
| Item Name | Vacuum Pump Unit,rotary |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Welch Vacuum Technology Inc |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Pumping Element Type | LOBE |
| Brake Horsepower Required | 0.333 |
| Vacuum Rating | 4.0 TORR |
| Pump Quantity | 1 |
| Air Displacement Rate | 4.50 CUBIC FEET PER MINUTE IN FREE AIR |
| Stage Quantity | 2 |
| Operating Speed at Rated Capacity in RPM | 1750.0 |
| Intake Connection Quantity | 1 |
| System Design | NONCORROSIVE |
| Material | ALUMINUM ALLOY PUMP BODY |
| Prime Mover Type | ELECTRIC MOTOR |
| Mounting Type | HAND CARRY |
| 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 |
|---|---|
| 2567C-02 A PRIMARY | Welch Vacuum Technology Inc (USA) |
NSN 4310-01-616-5753 is a Vacuum Pump Unit,rotary, manufactured by Welch Vacuum Technology Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-616-5753 has 1 manufacturer part number on file: 2567C-02 A (Welch Vacuum Technology Inc).
Key specifications for 2567C-02 A: Discharge Connection Quantity: 1; Overall Height: 9.50 INCHES NOMINAL IN; Pumping Element Type: LOBE; Brake Horsepower Required: 0.333. 13 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.