The Meter,electrical Frequency, cataloged under National Stock Number 6625-01-550-6489, is classified within Federal Supply Class 6625 (Electrical and Electronic Properties Measuring and Testing Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Protek Test and Measurement. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-01-550-6489 |
| Primary Part Number | 3201 |
| Item Name | Meter,electrical Frequency |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Protek Test and Measurement |
| Status | ACTIVE |
| Indicator Type | DIGITAL DISPLAY |
| Interface Compatibility | RS-232-C |
| Style Designator | HAND-HELD |
| Display Type | LIQUID CRYSTAL |
| Installation Design | HANDHELD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3201 PRIMARY | Protek Test and Measurement (USA) |
NSN 6625-01-550-6489 is a Meter,electrical Frequency, manufactured by Protek Test and Measurement, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-550-6489 has 1 manufacturer part number on file: 3201 (Protek Test and Measurement).
1 possible match (shared part number, not a government interchangeability claim): 5895-01-657-6938. Verify interchangeability with system specifications before substitution.
Key specifications for 3201: Indicator Type: DIGITAL DISPLAY; Interface Compatibility: RS-232-C; Style Designator: HAND-HELD; Overall Length: 9.500 INCHES NOMINAL IN. 5 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.