The Attenuator,variable, cataloged under National Stock Number 5985-01-150-3660, 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 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-01-150-3660 |
| Primary Part Number | 8494A |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Keysight Technologies, Inc. |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 0.6 |
| Frequency Range | 0.000 HERTZ MINIMUM AND 4.000 GIGAHERTZ MAXIMUM |
| Overall Attenuation Range in Decibels | +0.0 TO 110.0 |
| Voltage Standing Wave Ratio | 1.50 |
| Attenuation Per Step in Decibels | 10.0 |
| Attenuation Variation Method | STEPPED |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 1 CONNECTOR, COAXIAL, FEMALE |
| Power Rating | 1.0 WATTS AVERAGE AND 100.0 WATTS PEAK |
| Step Position Quantity | 4 |
| Coaxial Connector Series Designation | SMA |
| 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 |
|---|---|
| 8494A PRIMARY | Keysight Technologies, Inc. (USA) |
| 8494A OPTION 002 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 8494A OPTION 002 | 5/9 Secondary reference Keysight Technologies, Inc. |
| 8494A OPTION 002 | 5/9 Secondary reference Keysight Technologies, Inc. |
NSN 5985-01-150-3660 is a Attenuator,variable, manufactured by Keysight Technologies, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-150-3660 has 2 manufacturer part numbers on file: 8494A (Keysight Technologies, Inc.), 8494A OPTION 002 (Keysight Technologies Inc).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-203-9484. Verify interchangeability with system specifications before substitution.
Key specifications for 8494A: Insertion Loss at Minimum Attenuation in Maximum Decibels: 0.6; Frequency Range: 0.000 HERTZ MINIMUM AND 4.000 GIGAHERTZ MAXIMUM; Overall Attenuation Range in Decibels: +0.0 TO 110.0; Voltage Standing Wave Ratio: 1.50. 11 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.