The Attenuator,variable, cataloged under National Stock Number 5985-01-233-4013, 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 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-233-4013 |
| Primary Part Number | JD1N104F750NA |
| 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, FLATTED |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 0.4 |
| Impedance Rating in Ohms | 75.0 INPUT |
| Body Diameter | 1.160 INCHES MAXIMUM IN |
| Mounting Facility Type and Quantity | 1 BUSHING |
| Shaft Diameter | 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Body Style | CYLINDRICAL W/SIDE TERMINALS |
| Adjustment Device Type and Quantity | 1 SHAFT |
| First Flat Length | 0.620 INCHES NOMINAL IN |
| Overall Attenuation Range in Decibels | +28.0 TO 38.0 |
| Mounting Facility Screw Thread Series Designator | UNEF |
| Mounting Thread Quantity | 32 PER INCH |
| Shaft Length | 0.682 INCHES NOMINAL IN |
| Body Length | 1.270 INCHES MAXIMUM IN |
| Mounting Facility Nominal Screw Thread Diameter | 0.375 INCHES IN |
| Application Design | AUDIO |
| Power Rating | 5.0 WATTS AVERAGE |
| Flat Height | 0.214 INCHES MINIMUM AND 0.218 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| JD1N104F750NA PRIMARY | Rockwell Automation, Inc. Dba Rockwell Automation (USA) |
| Reference | Meaning |
|---|---|
| 13049926 | 7/2 Vendor item drawing reference Us Army Aviation and Missile Command |
NSN 5985-01-233-4013 is a Attenuator,variable, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-233-4013 has 1 manufacturer part number on file: JD1N104F750NA (Rockwell Automation, Inc. Dba Rockwell Automation).
Key specifications for JD1N104F750NA: Shaft Type: ROUND, FLATTED; Insertion Loss at Minimum Attenuation in Maximum Decibels: 0.4; Impedance Rating in Ohms: 75.0 INPUT; Body Diameter: 1.160 INCHES MAXIMUM IN. 18 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.
NSN 5985-01-233-4013 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.