The Vacuum Pump,rotary, cataloged under National Stock Number 4310-00-511-3390, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Kraissl Co Inc the. Government technical data includes 14 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 | 4310-00-511-3390 |
| Primary Part Number | 25-9RS |
| Item Name | Vacuum Pump,rotary |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Kraissl Co Inc the |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Pumping Element Type | SLIDING VANE |
| Intake Connection Type | THREADED INTERNAL |
| Vacuum Rating | 50.8 TORR |
| Drive Connection Type | SINGLE STRAND V-BELT |
| Air Displacement Rate | 10.0 CUBIC FEET PER MINUTE IN FREE AIR |
| Gas for Which Designed | AIR |
| Stage Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 1200.0 |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| System Design | CORROSIVE |
| 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 |
|---|---|
| 25-9RS PRIMARY | Kraissl Co Inc the (USA) |
NSN 4310-00-511-3390 is a Vacuum Pump,rotary, manufactured by Kraissl Co Inc the, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-00-511-3390 has 1 manufacturer part number on file: 25-9RS (Kraissl Co Inc the).
Key specifications for 25-9RS: Discharge Connection Quantity: 1; Pumping Element Type: SLIDING VANE; Intake Connection Type: THREADED INTERNAL; Vacuum Rating: 50.8 TORR. 14 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.