The Rotor,alternator, cataloged under National Stock Number 2925-01-087-1677, is classified within Federal Supply Class 2925 (Engine Electrical System Components, Aircraft Prime Moving) of the Engine Accessories group. The manufacturer of record is Unison Industries Llc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Rotor,alternator |
| FSC / FSG | 2925 — Engine Electrical System Components, Aircraft Prime Moving (FSG 29) |
| Manufacturers | Unison Industries Llc (CAGE 59501) |
| Parameter | Value |
|---|---|
| NSN | 2925-01-087-1677 |
| Primary Part Number | 48989-1 |
| Item Name | Rotor,alternator |
| FSC / FSG | 2925 / 29 — Engine Electrical System Components, Aircraft Prime Moving |
| Manufacturer | Unison Industries Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 48989-1 PRIMARY | Unison Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 4042T50P01 | 1/2 Source control — Government-approved source U.S. Government activity |
| 48989 | 5/9 Secondary reference U.S. Government activity |
| 48989 | 5/9 Secondary reference Unison Industries Llc |
NSN 2925-01-087-1677 is a Rotor,alternator, manufactured by Unison Industries Llc, classified under FSC 2925, Engine Electrical System Components, Aircraft Prime Moving. Status: active.
NSN 2925-01-087-1677 has 1 manufacturer part number on file: 48989-1 (Unison Industries Llc).
4 possible matches (shared part number, not a government interchangeability claim): 6680-01-087-7831, 3455-01-603-0366, 2990-01-631-8676. 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 2925-01-087-1677 has DEMIL Code Q. 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.