The Turbo Supercharger,engine,non-Ai, cataloged under National Stock Number 2950-01-655-3390, is classified within Federal Supply Class 2950 (Turbosupercharger and Components) of the Engine Accessories group. The manufacturer of record is Smith System Manufacturing Co. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2950-01-655-3390 |
| Primary Part Number | 4309258 |
| Item Name | Turbo Supercharger,engine,non-Ai |
| FSC / FSG | 2950 / 29 — Turbosupercharger and Components |
| Manufacturer | Smith System Manufacturing Co |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 4309258 PRIMARY | Smith System Manufacturing Co (USA) |
| Reference | Meaning |
|---|---|
| 4309358 | 5/9 Secondary reference Cummins Inc. |
| 4309258NX | 5/9 Secondary reference Cummins Inc. |
NSN 2950-01-655-3390 is a Turbo Supercharger,engine,non-Ai, manufactured by Smith System Manufacturing Co, classified under FSC 2950, Turbosupercharger and Components. Status: active.
NSN 2950-01-655-3390 has 1 manufacturer part number on file: 4309258 (Smith System Manufacturing Co).
1 possible match (shared part number, not a government interchangeability claim): 2815-01-666-2500. Verify interchangeability with system specifications before substitution.
Key specifications for 4309258: Special Features: RECON EQUIVALENT 4309358NX; Part Name Assigned by Controlling Agency: TURBOCHARGER ASSEMBLY; End Item Identification: 1940016158699. 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.