The Attenuator Assembly, cataloged under National Stock Number 5985-00-252-2296, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-252-2296 |
| Primary Part Number | 155-63401 |
| Item Name | Attenuator Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Assembly Construction Method | MOUNTED ON EACH OTHER |
| 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 |
|---|---|
| 155-63401 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 155-63401 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 00155-63401 | C/1 Advisory reference — outside the item-of-supply concept Hewlett-Packard Company Dba HP |
| 155-63401 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5985-00-252-2296 is a Attenuator Assembly, manufactured by Keysight Technologies Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-252-2296 has 1 manufacturer part number on file: 155-63401 (Keysight Technologies Inc).
Key specifications for 155-63401: Assembly Construction Method: MOUNTED ON EACH OTHER. 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.