The Meter,electrical Frequency, cataloged under National Stock Number 6625-00-643-3387, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6625-00-643-3387 |
| Item Name | Meter,electrical Frequency |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Status | ACTIVE |
| Phase | SINGLE |
| Features Provided | INTERNAL FREQUENCY CALIBRATING CRYSTAL |
| Frequency Rating | 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM |
| Material | ALUMINUM |
| Frequency Response Range | +120.0 TO 20000.0 KILOHERTZ |
| Furnished Items and Quantity | CALIBRATION BOOK,1; POWER CABLE,1 |
| Reference Number Differentiating Characteristics | W/SPARES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Weight | 0.0300 lbs |
| Cube | 0.0318 cu ft |
| Reference | Meaning |
|---|---|
| LM21 | 3/1 Design control — primary reference U.S. Government activity |
NSN 6625-00-643-3387 is a Meter,electrical Frequency, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
Key specifications for 6625-00-643-3387: Overall Height: 8.188 INCHES NOMINAL IN; Phase: SINGLE; Overall Length: 7.875 INCHES NOMINAL IN; Overall Width: 8.938 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.