The Attenuator,variable, cataloged under National Stock Number 5985-01-238-7910, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-01-238-7910 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Shaft Type | ROUND |
| Impedance Rating in Ohms | 500.0 INPUT-OUTPUT |
| Adjustment Device Type and Quantity | 1 SHAFT |
| Overall Diameter | 1.688 INCHES NOMINAL IN |
| Overall Attenuation Range in Decibels | +0.5 TO 30.0 |
| Attenuation Variation Method | CONTINUOUS AND STEPPED |
| Shaft Length | 1.500 INCHES NOMINAL IN |
| Application Design | PRINTED CIRCUIT BOARD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CIL-500 | 5/9 Secondary reference Clarostat Sensors and Controls |
| 400-5764117A | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-238-7910 is a Attenuator,variable, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-238-7910: Shaft Type: ROUND; Impedance Rating in Ohms: 500.0 INPUT-OUTPUT; Adjustment Device Type and Quantity: 1 SHAFT; Overall Diameter: 1.688 INCHES NOMINAL IN. 8 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 5985-01-238-7910 has DEMIL Code B. 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.