The Attenuator,variable, cataloged under National Stock Number 5985-00-145-3535, 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 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-00-145-3535 |
| Primary Part Number | 355C-001 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 2 CONNECTOR |
| Frequency Range | 0.000 HERTZ MINIMUM AND 1.000 GIGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Adjustment Device Type and Quantity | 1 SLOTTED SCREW |
| Overall Attenuation Range in Decibels | +0.0 TO 12.0 |
| Voltage Standing Wave Ratio | 1.20 AND 1.30 AND 1.50 |
| Attenuation Per Step in Decibels | 1.0 |
| Attenuation Variation Method | STEPPED |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE |
| Power Rating | 0.5 WATTS AVERAGE |
| Step Position Quantity | 12 |
| Coaxial Connector Series Designation | N |
| 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 |
|---|---|
| 355C0PTION001 | Keysight Technologies Inc (USA) |
| 355C-001 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| C08-355C | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 355C0PTION001 | 5/9 Secondary reference Keysight Technologies, Inc. |
| 355C-001 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 355C0PTION001 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5985-00-145-3535 is a Attenuator,variable, manufactured by Keysight Technologies Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-145-3535 has 2 manufacturer part numbers on file: 355C0PTION001 (Keysight Technologies Inc), 355C-001 (Keysight Technologies Inc).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-003-6092. Verify interchangeability with system specifications before substitution.
Key specifications for 355C-001: Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 2 CONNECTOR; Overall Height: 2.700 INCHES NOMINAL IN; Frequency Range: 0.000 HERTZ MINIMUM AND 1.000 GIGAHERTZ MAXIMUM. 14 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.