The Attenuator,variable, cataloged under National Stock Number 5985-01-623-4805, 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 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-623-4805 |
| Primary Part Number | J7211B |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Overall Attenuation Range in Decibels | +0.0 TO 121.0 |
| Attenuation Variation Method | STEPPED |
| Power Rating | 1.0 WATTS PEAK |
| Step Position Quantity | 10 |
| 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 |
|---|---|
| J7211B | Keysight Technologies Pty Ltd Keysight Technologies Australia (AUS) |
| J7211B PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| J7211B | 5/9 Secondary reference Agilent Technologies Australia Pty Ltd |
| J7211B | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 5985-01-623-4805 is a Attenuator,variable, manufactured by Keysight Technologies Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-623-4805 has 2 manufacturer part numbers on file: J7211B (Keysight Technologies Pty Ltd Keysight Technologies Australia), J7211B (Keysight Technologies Inc).
Key specifications for J7211B: Overall Attenuation Range in Decibels: +0.0 TO 121.0; Attenuation Variation Method: STEPPED; Special Features: 100 TO 240VAC, AUTO SELECTION, 50/60 HZ VAC; Part Name Assigned by Controlling Agency: ATTENUATION CONTROL UNIT. 4 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.