The Vacuum Pump Unit,rotary, cataloged under National Stock Number 4310-01-582-2273, 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. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-01-582-2273 |
| Primary Part Number | 2546B-01 |
| Item Name | Vacuum Pump Unit,rotary |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Welch Vacuum Technology Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4310-01-582-2273 is a Vacuum Pump Unit,rotary, manufactured by Welch Vacuum Technology Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-582-2273 has 2 manufacturer part numbers on file: 1-258-11 (Trueb Taeuber Und Co. Ag), 2546B-01 (Welch Vacuum Technology Inc).
Key specifications for 2546B-01: Part Name Assigned by Controlling Agency: VACUUM PUMP; End Item Identification: 6640-01-547-1760 PETROLEUM QUALITY ANALYSIS SYSTEM; KC-46 TANKER. 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.
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.