The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-249-1875, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-249-1875 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Switching Time | 12.0 MILLISECONDS MS |
| Body Style | RECTANGULAR |
| Actuator Voltage in Volts | 28.0 NOMINAL |
| Switch Return Mechanism Type | FAIL-SAFE |
| Connector End Design | FEMALE |
| Actuator Current Type and Rating in Amps | 0.25 DC NOMINAL |
| Coupling Position Quantity | 5 |
| Switch Type | TRANSFER |
| Operating Temp Range | -55.0 TO 85.0 CELSIUS DEGC |
| Rf Power Handling Capability | 100.0 WATTS AVERAGE FIRST |
| Rf Power Handling Capability | 2.0 KILOWATTS PEAK SECOND |
| Terminal Type and Quantity | 5 RECEPTACLE, COAXIAL |
| Switch Operation Sequence | BREAKS BEFORE MAKES |
| Coaxial Connector Series Designation | TNC |
| Rf Maximum Voltage Rating | 1.0 KILOVOLTS RMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 300-11252-1002 | 5/9 Secondary reference Amphenol Corporation Div Amphenol Rf |
| 77C721263P001 | 7/2 Vendor item drawing reference Lockheed Martin Corporation Div Rms |
| 300-11252-1002 | 3/9 Design control — primary reference Arrowsmith Shelburne Inc |
NSN 5985-01-249-1875 is a Switch,radio Frequency Transmiss, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-249-1875: Switching Time: 12.0 MILLISECONDS MS; Overall Height: 3.060 INCHES NOMINAL IN; Body Style: RECTANGULAR; Actuator Voltage in Volts: 28.0 NOMINAL. 15 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.