The Test Set,electronic Systems, cataloged under National Stock Number 4920-01-491-0400, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-491-0400 |
| Item Name | Test Set,electronic Systems |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Enclosure Feature | SINGLE ITEM W/HOUSING |
| Test Type for Which Designed | TESTING LANDING SAFETY OFFICERS HEADS UP DISPLAY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 620598-5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4920-01-491-0400 is a Test Set,electronic Systems, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-01-491-0400: Criticality Code Justification: AGAV; Enclosure Feature: SINGLE ITEM W/HOUSING; Part Name Assigned by Controlling Agency: HUD SIMULATOR ASSEMBLY; End Item Identification: TEST EQUIPMENT FOR MK1 MOD 0, LSO (LANDING SAFETY OFFICERS) HUD (HEADS UP DISPLAY). 3 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 4920-01-491-0400 has DEMIL Code D. 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.