The Alternator Pole Piece, cataloged under National Stock Number 2920-01-048-1745, is classified within Federal Supply Class 2920 (Engine Electrical System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 2920-01-048-1745 |
| Primary Part Number | 1875981 |
| Item Name | Alternator Pole Piece |
| FSC / FSG | 2920 / 29 — Engine Electrical System Components, Nonaircraft |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| General Characteristics Item Description | ELECTRICAL COMPONENT FOR ALTERNATOR |
| 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 |
|---|---|
| D1907 | Borgwarner Pds (anderson), L.l.c. (USA) |
| 1875981 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| D1907 | 5/9 Secondary reference General Motors Corp Delco Remy Div |
| 1875981 | C/1 Advisory reference — outside the item-of-supply concept Military Vehicles Opn General Motors Truck and Bus Group Ms 2603-02 |
| 1875981 | C/1 Advisory reference — outside the item-of-supply concept Borgwarner Pds (anderson), L.l.c. |
| 1875981 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| D1907 | 5/9 Secondary reference Delco Remy America Inc |
NSN 2920-01-048-1745 is a Alternator Pole Piece, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 2920, Engine Electrical System Components, Nonaircraft. Status: active.
NSN 2920-01-048-1745 has 2 manufacturer part numbers on file: D1907 (Borgwarner Pds (anderson), L.l.c.), 1875981 (General Motors Llc Dba General Motors Llc).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-292-4311, 5962-01-306-9568. Verify interchangeability with system specifications before substitution.
Key specifications for 1875981: General Characteristics Item Description: ELECTRICAL COMPONENT FOR ALTERNATOR. 1 specification is 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.