The Test Set,electronic Systems, cataloged under National Stock Number 4920-01-178-2696, 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3 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-178-2696 |
| Item Name | Test Set,electronic Systems |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| Relationship to Similar Equipment | THIS IS UNIT 1 USED WITH UNIT 2 4920011782694 TEST SET AND UNIT 3 6150011368907CABLE SET |
| Reference Data and Literature | T.O.33D7-13-86-1 |
| Functional Description | I-LEVEL CABINET SUBASSEMBLY, COUNTER ASSY, PANEL FILLER, SPECTRUM ANALYZER ASSY, STORAGE ASSY POWER METER, CONTROL PANEL ASSY, POWER DISTRIBUTION PANEL ASSY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3050405 | 5/9 Secondary reference U.S. Government activity |
| 3050405G1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4920-01-178-2696 is a Test Set,electronic Systems, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-01-178-2696: Relationship to Similar Equipment: THIS IS UNIT 1 USED WITH UNIT 2 4920011782694 TEST SET AND UNIT 3 6150011368907CABLE SET; Reference Data and Literature: T.O.33D7-13-86-1; Functional Description: I-LEVEL CABINET SUBASSEMBLY, COUNTER ASSY, PANEL FILLER, SPECTRUM ANALYZER ASSY, STORAGE ASSY POWER METER, CONTROL PANEL ASSY, POWER DISTRIBUTION PANEL ASSY; End Item Identification: 4920-01-135-4606 TEST SET AN/USM-601. 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 4920-01-178-2696 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.