The Vacuum Pump,rotary, cataloged under National Stock Number 4310-00-640-0824, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-640-0824 |
| Primary Part Number | 3P485 |
| Item Name | Vacuum Pump,rotary |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| FSC Application Data | VACUUM SYSTEM,AIRCRAFT |
| Pumping Element Type | SLIDING VANE |
| Air Displacement Rate | 37.0 CUBIC FEET PER MINUTE IN FREE AIR |
| Stage Quantity | 1 |
| Operating Speed at Rated Capacity in RPM | 2250.0 |
| Intake Connection Quantity | 1 |
| System Design | NONCORROSIVE |
| Cooling Medium | AIR |
| 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 |
|---|---|
| 3P485 PRIMARY | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 631030 | 5/2 Secondary reference U.S. Government activity |
| 3P485 | 5/9 Secondary reference Donallco Inc |
NSN 4310-00-640-0824 is a Vacuum Pump,rotary, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-00-640-0824 has 1 manufacturer part number on file: 3P485 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
Key specifications for 3P485: Discharge Connection Quantity: 1; FSC Application Data: VACUUM SYSTEM,AIRCRAFT; Pumping Element Type: SLIDING VANE; Air Displacement Rate: 37.0 CUBIC FEET PER MINUTE IN FREE AIR. 9 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.