The Test Set,fire Control System, cataloged under National Stock Number 4920-00-508-4082, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-00-508-4082 |
| Primary Part Number | LD286927 |
| Item Name | Test Set,fire Control System |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| FSC Application Data | TEST SET,SPECIALLY DESIGNED,ACFT |
| Phase | SINGLE FIRST OPERATING POWER RQMT |
| Length | 19.531 INCHES NOMINAL IN |
| AC Voltage Rating | 115.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Height | 13.875 INCHES NOMINAL IN |
| Enclosure Feature | SINGLE ITEM W/CARRYING CASE |
| Frequency Rating | 400.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED |
| Width | 17.531 INCHES NOMINAL IN |
| Material | ALUMINUM CARRYING CASE |
| Test Type for Which Designed | MEASUREMENT OF VOLTAGE,CURRENT & FREQUENCY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MARK54M0D0 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| MARK54M0D0 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| LD286927 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 1368822 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| LD286927 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 1D286927 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| T945-525 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| T945-525 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 4920-00-508-4082 is a Test Set,fire Control System, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-508-4082 has 8 manufacturer part numbers on file: MARK54M0D0 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), MARK54M0D0 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), LD286927 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1368822 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), LD286927 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier) and 3 more.
Key specifications for LD286927: FSC Application Data: TEST SET,SPECIALLY DESIGNED,ACFT; Phase: SINGLE FIRST OPERATING POWER RQMT; Length: 19.531 INCHES NOMINAL IN; AC Voltage Rating: 115.0 VOLTS NOMINAL LOCATION NOT OTHERWISE SPECIFIED. 10 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 4920-00-508-4082 has DEMIL Code B. 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.