The Test Set,bit Error Rate, cataloged under National Stock Number 6625-01-255-7989, 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 Keysight Technologies Inc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-01-255-7989 |
| Primary Part Number | 4925B |
| Item Name | Test Set,bit Error Rate |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| General Characteristics Item Description | ACCURACY PORM 4 PERCENT OF READING; POWER SIX 9 VOLT ALKALINE TRANSISTOR BATTERIES; DOES NOT INCLUDE INTERFACE; WEIGHT 3 LBS; INTENDED PRIMARILY FOR FIELD SERVICE INSTALLATION AND MAINTENANCE LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Weight | 10.0000 lbs |
| Cube | 0.6481 cu ft |
| Part Number | Manufacturer |
|---|---|
| 4925B PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 4925B | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 4925B | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 6625-01-255-7989 is a Test Set,bit Error Rate, manufactured by Keysight Technologies Inc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-255-7989 has 1 manufacturer part number on file: 4925B (Keysight Technologies Inc).
Key specifications for 4925B: General Characteristics Item Description: ACCURACY PORM 4 PERCENT OF READING; POWER SIX 9 VOLT ALKALINE TRANSISTOR BATTERIES; DOES NOT INCLUDE INTERFACE; WEIGHT 3 LBS; INTENDED PRIMARILY FOR FIELD SERVICE INSTALLATION AND MAINTENANCE LBS. 1 specification is 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.