The Gear Assembly,diffe, cataloged under National Stock Number 3040-01-075-1878, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is General Motors Llc Dba General Motors Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Gear Assembly,diffe |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | General Motors Llc Dba General Motors Llc (CAGE 7X677) |
| Parameter | Value |
|---|---|
| NSN | 3040-01-075-1878 |
| Primary Part Number | 3965147 |
| Item Name | Gear Assembly,diffe |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 3965147 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 3965147 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 3965147 | 5/9 Secondary reference General Motors Corp |
| 25127-1X | 5/2 Secondary reference U.S. Government activity |
| 25127X | 5/9 Secondary reference U.S. Government activity |
NSN 3040-01-075-1878 is a Gear Assembly,diffe, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-075-1878 has 1 manufacturer part number on file: 3965147 (General Motors Llc Dba General Motors Llc).
2 possible matches (shared part number, not a government interchangeability claim): 3020-01-478-2071, 4210-01-658-8355. 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.
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.