The Vacuum Pump,rotary, cataloged under National Stock Number 4310-01-031-3545, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4310-01-031-3545 |
| Item Name | Vacuum Pump,rotary |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 215000-1 | 3/9 Design control — primary reference Bei Sensors & Systems Co. Inc Dba Edcliff Instruments Division |
| 215000-1 | 7/2 Vendor item drawing reference Bei Sensors & Systems Company, Inc. Dba Bei Duncan |
| 7952686-003 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4310-01-031-3545 is a Vacuum Pump,rotary, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5915-01-083-7256, 4210-01-598-3466. Verify interchangeability with system specifications before substitution.
Key specifications for 4310-01-031-3545: Special Features: MODEL A-6 AIRCRAFT; End Item Identification: AIRCRAFT MODEL A-6. 0 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 4310-01-031-3545 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.