The Control Panel Harns, cataloged under National Stock Number 4920-01-175-3487, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Unison Industries Llc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | Control Panel Harns |
| FSC / FSG | 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment (FSG 49) |
| Manufacturers | General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp (CAGE 03350); Unison Industries Llc (CAGE 59501) |
| Parameter | Value |
|---|---|
| NSN | 4920-01-175-3487 |
| Primary Part Number | 66809 |
| Item Name | Control Panel Harns |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Unison Industries 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 |
|---|---|
| 17A8641G01 | General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp (USA) |
| 66809 PRIMARY | Unison Industries Llc (USA) |
| Reference | Meaning |
|---|---|
| 17A8641P01 | 1/2 Source control — Government-approved source U.S. Government activity |
| 66809 | 5/9 Secondary reference U.S. Government activity |
| 17A8641P01 | 5/9 Secondary reference General Electric Company |
| 66809 | 5/9 Secondary reference U.S. Government activity |
NSN 4920-01-175-3487 is a Control Panel Harns, manufactured by Unison Industries Llc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-175-3487 has 2 manufacturer part numbers on file: 17A8641G01 (General Electric Company Dba Ge Structured Services Div General Electric Structured Services, Lp), 66809 (Unison Industries Llc).
2 possible matches (shared part number, not a government interchangeability claim): 2940-01-333-4127, 5310-01-732-0146. 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.