The Test Set,indicator, cataloged under National Stock Number 6680-01-620-6780, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory 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3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6680-01-620-6780 |
| Item Name | Test Set,indicator |
| FSC / FSG | 6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments |
| Status | ACTIVE |
| AC Voltage Rating | 120.0 VOLTS NOMINAL FIRST ALTERNATE OPERATING POWER RQMT |
| DC Voltage Rating | 28.0 VOLTS NOMINAL FIRST ALTERNATE OPERATING POWER RQMT |
| Frequency Rating | 60.0 HERTZ NOMINAL FIRST ALTERNATE OPERATING POWER RQMT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| A-A-59928 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6680-01-620-6780 is a Test Set,indicator, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.
Key specifications for 6680-01-620-6780: AC Voltage Rating: 120.0 VOLTS NOMINAL FIRST ALTERNATE OPERATING POWER RQMT; DC Voltage Rating: 28.0 VOLTS NOMINAL FIRST ALTERNATE OPERATING POWER RQMT; Frequency Rating: 60.0 HERTZ NOMINAL FIRST ALTERNATE OPERATING POWER RQMT. 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 6680-01-620-6780 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.