The Vacuum Pump,rotary, cataloged under National Stock Number 4310-01-562-9862, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Ritchie Engineering Co Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4310-01-562-9862 |
| Primary Part Number | 93711 |
| Item Name | Vacuum Pump,rotary |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Ritchie Engineering Co Inc |
| Status | ACTIVE |
| Air Displacement Rate | 8.0 CUBIC FEET PER MINUTE IN FREE AIR |
| Gas for Which Designed | 134A REFRIGERANT A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 93711 PRIMARY | Ritchie Engineering Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 93511 | 5/9 Secondary reference Ritchie Engineering Co Inc |
| HS6159-0001 | 7/2 Vendor item drawing reference The Boeing Company |
NSN 4310-01-562-9862 is a Vacuum Pump,rotary, manufactured by Ritchie Engineering Co Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-562-9862 has 1 manufacturer part number on file: 93711 (Ritchie Engineering Co Inc).
Key specifications for 93711: Overall Height: 11.500 INCHES NOMINAL IN; Overall Length: 16.750 INCHES NOMINAL IN; Overall Width: 6.000 INCHES NOMINAL IN; Air Displacement Rate: 8.0 CUBIC FEET PER MINUTE IN FREE AIR. 2 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.
NSN 4310-01-562-9862 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.