The Modulator,transmission, cataloged under National Stock Number 2520-01-574-3780, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is General Motors Llc Dba General Motors Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-01-574-3780 |
| Primary Part Number | 19302454 |
| Item Name | Modulator,transmission |
| FSC / FSG | 2520 / 25 — Vehicular Power Transmission Components |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TX04-311 PG4-237 IT22/19133159 | General Motors Llc Dba General Motors Llc (USA) |
| 19302454 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 19133159 | 5/9 Secondary reference General Motors Corp |
| 19133159 | 5/9 Secondary reference General Motors Llc Dba General Motors Llc |
| TX04-311 PG4-237 IT22/19133159 | 5/9 Secondary reference General Motors Corp |
NSN 2520-01-574-3780 is a Modulator,transmission, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
NSN 2520-01-574-3780 has 2 manufacturer part numbers on file: TX04-311 PG4-237 IT22/19133159 (General Motors Llc Dba General Motors Llc), 19302454 (General Motors Llc Dba General Motors Llc).
Key specifications for 19302454: Part Name Assigned by Controlling Agency: SENSOR, TRANSFER CASE; End Item Identification: POWER TRANSFER GROUP. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.