The Attenuator,variable, cataloged under National Stock Number 5985-00-089-9536, 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 Rockwell Automation, Inc. Dba Rockwell Automation. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-089-9536 |
| Primary Part Number | JJ9956 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Rockwell Automation, Inc. Dba Rockwell Automation |
| Status | ACTIVE |
| Shaft Type | ROUND |
| Bushing Length | 0.375 INCHES NOMINAL IN |
| Impedance Rating in Ohms | 600.0 INPUT-OUTPUT |
| Body Diameter | 1.156 INCHES MAXIMUM IN |
| Mounting Facility Type and Quantity | 1 THREADED BUSHING |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Body Style | CYLINDRICAL W/SIDE TERMINALS |
| Adjustment Device Type and Quantity | 1 SHAFT |
| Mounting Facility Screw Thread Series Designator | UNEF |
| Attenuation Variation Method | CONTINUOUS |
| Schematic Diagram Designator | BRIDGED "T" |
| Mounting Thread Quantity | 32 PER INCH |
| Shaft Length | 1.875 INCHES NOMINAL IN |
| Body Length | 1.250 INCHES MAXIMUM IN |
| Mounting Facility Nominal Screw Thread Diameter | 0.375 INCHES IN |
| Operating Temp Range | -55.0 TO 105.0 CELSIUS DEGC |
| Application Design | AUDIO |
| Terminal Type and Quantity | 6 TAB, SOLDER LUG |
| Power Rating | 20.0 WATTS AVERAGE |
| 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 |
|---|---|
| JJ9956 PRIMARY | Rockwell Automation, Inc. Dba Rockwell Automation (USA) |
| Reference | Meaning |
|---|---|
| WDT600 | 5/9 Secondary reference Crl Components Inc |
NSN 5985-00-089-9536 is a Attenuator,variable, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-089-9536 has 1 manufacturer part number on file: JJ9956 (Rockwell Automation, Inc. Dba Rockwell Automation).
Key specifications for JJ9956: Shaft Type: ROUND; Bushing Length: 0.375 INCHES NOMINAL IN; Impedance Rating in Ohms: 600.0 INPUT-OUTPUT; Body Diameter: 1.156 INCHES MAXIMUM IN. 19 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.