The Attenuator,variable, cataloged under National Stock Number 5985-01-418-6123, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-418-6123 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 3.0 |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Frequency Range | 10.000 MEGAHERTZ MINIMUM AND 1.200 GIGAHERTZ MAXIMUM |
| Body Style | IRREGULAR |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Overall Attenuation Range in Decibels | +0.0 TO 24.0 |
| Voltage Standing Wave Ratio | 1.25 |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Attenuation Per Step in Decibels | 1.0 AND 2.0 AND 4.0 AND 8.0 AND 16.0 AND 24.0 |
| Attenuation Variation Method | STEPPED |
| Mounting Thread Quantity | 40 PER INCH |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE AND 7 SOLDER STUD |
| Power Rating | 1.0 WATTS AVERAGE AND 10.0 WATTS PEAK |
| Step Position Quantity | 6 |
| Coaxial Connector Series Designation | SMA |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 5580 | 5/2 Secondary reference U.S. Government activity |
| 8803300016-2 | 3/9 Design control — primary reference Navcom Defense Electronics, Inc. |
NSN 5985-01-418-6123 is a Attenuator,variable, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-418-6123: Insertion Loss at Minimum Attenuation in Maximum Decibels: 3.0; Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Overall Height: 0.800 INCHES NOMINAL IN; Frequency Range: 10.000 MEGAHERTZ MINIMUM AND 1.200 GIGAHERTZ MAXIMUM. 16 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 5985-01-418-6123 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.