The Attenuator,variable, cataloged under National Stock Number 5985-01-580-2595, 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 Scientific Components Corp Dba Mini-Circuits. Government technical data includes 15 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 | 5985-01-580-2595 |
| Primary Part Number | ZFAT-51020 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Scientific Components Corp Dba Mini-Circuits |
| Status | ACTIVE |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Frequency Range | 10.000 MEGAHERTZ MINIMUM AND 1000.000 MEGAHERTZ MAXIMUM |
| Body Style | IRREGULAR |
| Mounting Facility Pattern | TWO POSITION DIAGONAL |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.000 INCHES NOMINAL IN |
| Voltage Standing Wave Ratio | 1.50 AND 1.60 |
| Unthreaded Mounting Hole Diameter | 0.125 INCHES NOMINAL IN |
| Attenuation Variation Method | STEPPED |
| Body Material | ALUMINUM ALLOY |
| Operating Temp Range | -55.0 TO 100.0 CELSIUS DEGC |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.000 INCHES NOMINAL IN |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 1 PIN AND 2 CONNECTOR, COAXIAL, FEMALE AND 5 TURRET |
| 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 |
|---|---|
| ZFAT-51020 PRIMARY | Scientific Components Corp Dba Mini-Circuits (USA) |
NSN 5985-01-580-2595 is a Attenuator,variable, manufactured by Scientific Components Corp Dba Mini-Circuits, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-580-2595 has 1 manufacturer part number on file: ZFAT-51020 (Scientific Components Corp Dba Mini-Circuits).
Key specifications for ZFAT-51020: Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Overall Height: 0.750 INCHES NOMINAL IN; Frequency Range: 10.000 MEGAHERTZ MINIMUM AND 1000.000 MEGAHERTZ MAXIMUM. 15 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.