The Converter,frequency,electronic, cataloged under National Stock Number 5895-00-866-5381, is classified within Federal Supply Class 5895 (Miscellaneous Communication Equipment) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5895-00-866-5381 |
| Primary Part Number | 525B |
| Item Name | Converter,frequency,electronic |
| FSC / FSG | 5895 / 58 — Miscellaneous Communication Equipment |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Impedance Rating Per Channel | 1.000 MEGOHMS OUTPUT CHANNEL |
| Impedance Rating Per Channel | 50.000 OHMS INPUT CHANNEL |
| Phase | SINGLE |
| Frequency Per Channel | 1.0 HERTZ MINIMUM OUTPUT CHANNEL |
| Frequency Per Channel | 10.0 MEGAHERTZ MAXIMUM OUTPUT CHANNEL |
| Frequency Per Channel | 100.0 MEGAHERTZ MINIMUM INPUT CHANNEL |
| Frequency Per Channel | 220.0 MEGAHERTZ MAXIMUM INPUT CHANNEL |
| Basic Shape Style | RECTANGULAR OR SQUARE |
| External AC Operating Voltage in Volts | 6.3 NOMINAL SINGLE VOLTAGE |
| External DC Operating Voltage in Volts | 210.0 MAXIMUM SINGLE VOLTAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 525B PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 525B | 5/9 Secondary reference Keysight Technologies, Inc. |
| HP525B | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| CV394USA5 | 3/2 Design control — primary reference U.S. Government activity |
| 525B | 5/9 Secondary reference Agilent Technologies, Inc. Div Agilent Technologies Headquarters |
| HP525B | 5/9 Secondary reference Keysight Technologies, Inc. |
| HP525B | 5/9 Secondary reference Agilent Technologies, Inc. Div Agilent Technologies Headquarters |
NSN 5895-00-866-5381 is a Converter,frequency,electronic, manufactured by Keysight Technologies Inc, classified under FSC 5895, Miscellaneous Communication Equipment. Status: active.
NSN 5895-00-866-5381 has 1 manufacturer part number on file: 525B (Keysight Technologies Inc).
3 possible matches (shared part number, not a government interchangeability claim): 6240-00-909-7938, 3990-01-562-5495, 6685-01-620-3914. Verify interchangeability with system specifications before substitution.
Key specifications for 525B: Overall Height: 7.000 INCHES NOMINAL IN; Impedance Rating Per Channel: 1.000 MEGOHMS OUTPUT CHANNEL; Impedance Rating Per Channel: 50.000 OHMS INPUT CHANNEL; Phase: SINGLE. 10 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 5895-00-866-5381 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.