The Rotor,distributor,b, cataloged under National Stock Number 2920-01-157-3178, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Am General Llc. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Rotor,distributor,b |
| FSC / FSG | 2920 — Engine Electrical System Components, Nonaircraft (FSG 29) |
| Manufacturers | Standard Motor Products (CAGE 78174); Am General Llc (CAGE 34623); General Motors Llc Dba General Motors Llc (CAGE 7X677) |
| Parameter | Value |
|---|---|
| NSN | 2920-01-157-3178 |
| Primary Part Number | 8134113 |
| Item Name | Rotor,distributor,b |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Manufacturer | Am General 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 |
|---|---|
| DR320 | Standard Motor Products (USA) |
| 8134113 PRIMARY | Am General Llc (USA) |
| 1978533 | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 1978533 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
NSN 2920-01-157-3178 is a Rotor,distributor,b, manufactured by Am General Llc, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
NSN 2920-01-157-3178 has 3 manufacturer part numbers on file: DR320 (Standard Motor Products), 8134113 (Am General Llc), 1978533 (General Motors Llc Dba General Motors Llc).
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.