The Attenuator,variable, cataloged under National Stock Number 5985-01-380-1985, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-380-1985 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 2.8 |
| Mounting Facility Type and Quantity | 2 CONNECTOR |
| Frequency Range | 960.000 MEGAHERTZ MINIMUM AND 1220.000 MEGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Adjustment Device Type and Quantity | 1 ELECTRONIC, VOLTAGE CONTROLLED |
| Overall Attenuation Range in Decibels | +0.0 TO 127.0 |
| Voltage Standing Wave Ratio | 1.28 |
| Overall Attenuation Accuracy in Decibels | -1.20 TO 1.20 |
| Attenuation Per Step in Decibels | 1.0 |
| Attenuation Variation Method | STEPPED |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 15 PIN |
| Power Rating | 50.0 WATTS PEAK |
| Step Position Quantity | 128 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 500000593 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5985-01-380-1985 is a Attenuator,variable, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-380-1985: Insertion Loss at Minimum Attenuation in Maximum Decibels: 2.8; Mounting Facility Type and Quantity: 2 CONNECTOR; Overall Height: 0.800 INCHES NOMINAL IN; Frequency Range: 960.000 MEGAHERTZ MINIMUM AND 1220.000 MEGAHERTZ MAXIMUM. 14 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 5985-01-380-1985 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.