The Test Set,electronic Circuit Plug, cataloged under National Stock Number 6625-01-261-4601, 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 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6625-01-261-4601 |
| Primary Part Number | 4194A |
| Item Name | Test Set,electronic Circuit Plug |
| FSC / FSG | 6625 / 66 — Electrical and Electronic Properties Measuring and Testing Instruments |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Phase | TWO LOCATION NOT OTHERWISE SPECIFIED |
| AC Voltage Rating | 100.0 VOLTS MINIMUM AND 240.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| Electrical Power Source Relationship | OPERATING |
| Height | 375.0 MILLIMETERS NOMINAL MM |
| Depth | 620.0 MILLIMETERS NOMINAL MM |
| Enclosure Feature | MULTIPLE ITEM W/HOUSING |
| Frequency Rating | 48.0 HERTZ MINIMUM AND 66.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED |
| Width | 425.0 MILLIMETERS NOMINAL MM |
| Test Type for Which Designed | IMPEDANCE MEASUREMENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4194A PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 4194A | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 4194A | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 6625-01-261-4601 is a Test Set,electronic Circuit Plug, manufactured by Keysight Technologies Inc, classified under FSC 6625, Electrical and Electronic Properties Measuring and Testing Instruments. Status: active.
NSN 6625-01-261-4601 has 1 manufacturer part number on file: 4194A (Keysight Technologies Inc).
Key specifications for 4194A: Phase: TWO LOCATION NOT OTHERWISE SPECIFIED; AC Voltage Rating: 100.0 VOLTS MINIMUM AND 240.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED; Electrical Power Source Relationship: OPERATING; Height: 375.0 MILLIMETERS NOMINAL MM. 9 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.
NSN 6625-01-261-4601 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.