The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-104-1856, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-104-1856 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Switching Time | 20.0 MILLISECONDS MS |
| Body Style | RECTANGULAR |
| Switch Return Mechanism Type | FAIL-SAFE |
| Connector End Design | FEMALE |
| Switch Type | TRANSFER |
| Operating Temp Range | -54.0 TO 85.0 CELSIUS DEGC |
| Terminal Type and Quantity | 4 CONNECTOR, RECEPTACLE |
| Switch Operation Sequence | BREAKS BEFORE MAKES |
| 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 | N |
| Reference | Meaning |
|---|---|
| SM-A-975598 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-104-1856 is a Switch,radio Frequency Transmiss, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-104-1856: Switching Time: 20.0 MILLISECONDS MS; Overall Height: 1.300 INCHES NOMINAL IN; Body Style: RECTANGULAR; Switch Return Mechanism Type: FAIL-SAFE. 9 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.