The Attenuator,variable, cataloged under National Stock Number 5985-00-502-8712, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-00-502-8712 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Shaft Type | ROUND |
| Impedance Rating in Ohms | 6000.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Frequency Range | 0.000 HERTZ MINIMUM AND 20.000 KILOHERTZ MAXIMUM |
| Shaft Diameter | 0.250 INCHES NOMINAL IN |
| Body Style | CYLINDRICAL W/REAR TERMINALS |
| Mounting Facility Pattern | TWO POSITION IN-LINE |
| Adjustment Device Type and Quantity | 1 SHAFT |
| Overall Diameter | 1.062 INCHES NOMINAL IN |
| Overall Attenuation Range in Decibels | +0.2 TO 40.0 |
| Unthreaded Mounting Hole Diameter | 0.078 INCHES NOMINAL IN |
| Overall Attenuation Accuracy in Decibels | -3.98 TO 3.98 |
| Attenuation Variation Method | CONTINUOUS |
| Distance Between Mounting Facility Centers | 0.875 INCHES NOMINAL IN |
| Schematic Diagram Designator | "T" |
| Shaft Length | 0.625 INCHES NOMINAL IN |
| Body Material | ALUMINUM ALLOY |
| Body Length | 1.063 INCHES NOMINAL IN |
| Operating Temp Range | -35.0 TO 85.0 CELSIUS DEGC |
| Application Design | AUDIO |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Power Rating | 4.0 WATTS AVERAGE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CM10060 | 3/9 Design control — primary reference Clarostat Sensors and Controls |
NSN 5985-00-502-8712 is a Attenuator,variable, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-00-502-8712: Shaft Type: ROUND; Impedance Rating in Ohms: 6000.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Frequency Range: 0.000 HERTZ MINIMUM AND 20.000 KILOHERTZ MAXIMUM. 22 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 5985-00-502-8712 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.