The Test Set,flight Control System, cataloged under National Stock Number 4920-01-256-4305, 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 Honeywell International Inc. Dba Honeywell International. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-256-4305 |
| Primary Part Number | 8505540-902 |
| Item Name | Test Set,flight Control System |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Honeywell International Inc. Dba Honeywell International |
| Status | ACTIVE |
| Functional Description | USED TO TEST THE FOLLOWING LINE REPLACEABLE UNITS: DIGITAL AMPLIFIER UNIT,AIR DATA SENSOR,STATUS TEST PANEL,THE C-135 MODE SELECT UNIT,C-135 FLIGHT CONTROLLER,C-135 28 VDC PITCH AND ROLL SERVO,C-135 HORIZONTAL STABLIZER TRIM ACTUATOR VDC |
| Enclosure Feature | MULTIPLE ITEM W/HOUSING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8505540-902 PRIMARY | Honeywell International Inc. Dba Honeywell International (USA) |
NSN 4920-01-256-4305 is a Test Set,flight Control System, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-256-4305 has 1 manufacturer part number on file: 8505540-902 (Honeywell International Inc. Dba Honeywell International).
Key specifications for 8505540-902: Special Features: ACTION ID 45460855; Functional Description: USED TO TEST THE FOLLOWING LINE REPLACEABLE UNITS: DIGITAL AMPLIFIER UNIT,AIR DATA SENSOR,STATUS TEST PANEL,THE C-135 MODE SELECT UNIT,C-135 FLIGHT CONTROLLER,C-135 28 VDC PITCH AND ROLL SERVO,C-135 HORIZONTAL STABLIZER TRIM ACTUATOR VDC; Enclosure Feature: MULTIPLE ITEM W/HOUSING; End Item Identification: C-135,B-52 AND C-130 ACFT AGE.. 2 specifications are 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.
NSN 4920-01-256-4305 has DEMIL Code C. 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.