The Regulator-Temperau, cataloged under National Stock Number 2815-01-157-6952, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Regulator-Temperau |
| FSC / FSG | 2815 — Diesel Engines and Components (FSG 28) |
| Manufacturers | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc (CAGE 39VG9) |
| Parameter | Value |
|---|---|
| NSN | 2815-01-157-6952 |
| Primary Part Number | 8387752 |
| Item Name | Regulator-Temperau |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 8387752 PRIMARY | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc (USA) |
| Reference | Meaning |
|---|---|
| 8387752 | 3/9 Design control — primary reference General Motors Corp Electro-Motive Div |
NSN 2815-01-157-6952 is a Regulator-Temperau, manufactured by Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-157-6952 has 1 manufacturer part number on file: 8387752 (Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-699-9524. Verify interchangeability with system specifications before substitution.
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 2815-01-157-6952 has DEMIL Code C. 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.