The Attenuator,variable, cataloged under National Stock Number 5985-01-372-2513, 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 Jfw Industries Incorporated Dba Jfw Industries Inc. Government technical data includes 23 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-372-2513 |
| Primary Part Number | 50B-002 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Jfw Industries Incorporated Dba Jfw Industries Inc |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 0.75 |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Mounting Thread Tolerance Class | 2B INTERNAL |
| Frequency Range | 0.000 MEGAHERTZ MINIMUM AND 750.000 MEGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Adjustment Device Type and Quantity | 7 PUSHBUTTON |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.000 INCHES NOMINAL IN |
| Overall Attenuation Range in Decibels | +0.0 TO 45.5 |
| Voltage Standing Wave Ratio | 1.10 AND 1.40 |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Attenuation Per Step in Decibels | 0.5 AND 1.0 AND 2.0 AND 4.0 AND 10.0 AND 20.0 |
| Attenuation Variation Method | STEPPED |
| Mounting Thread Quantity | 40 PER INCH |
| Mounting Facility Nominal Screw Thread Diameter | 0.112 INCHES IN |
| Operating Temp Range | -20.0 TO 85.0 CELSIUS DEGC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.825 INCHES NOMINAL IN |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE |
| Power Rating | 1.0 WATTS AVERAGE |
| Step Position Quantity | 7 |
| Coaxial Connector Series Designation | BNC |
| 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 |
|---|---|
| 50B-002 PRIMARY | Jfw Industries Incorporated Dba Jfw Industries Inc (USA) |
NSN 5985-01-372-2513 is a Attenuator,variable, manufactured by Jfw Industries Incorporated Dba Jfw Industries Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-372-2513 has 1 manufacturer part number on file: 50B-002 (Jfw Industries Incorporated Dba Jfw Industries Inc).
Key specifications for 50B-002: Insertion Loss at Minimum Attenuation in Maximum Decibels: 0.75; Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Overall Height: 1.000 INCHES NOMINAL IN. 23 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.