The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-280-3042, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is K&l Microwave Llc. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-280-3042 |
| Primary Part Number | 134C30100 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | K&l Microwave Llc |
| Status | ACTIVE |
| Switching Time | 2.0 MILLISECONDS MS |
| Body Style | CYLINDRICAL |
| Overall Diameter | 2.813 INCHES NOMINAL IN |
| Actuator Voltage in Volts | 28.0 NOMINAL |
| Pole Quantity | 1 |
| Actuator Current Type and Rating in Amps | 0.2 DC NOMINAL |
| Coupling Position Quantity | 4 |
| Switch Type | NONTRANSFER |
| Operating Temp Range | -54.0 TO 85.0 CELSIUS DEGC |
| Terminal Type and Quantity | 14 CONNECTOR, RECEPTACLE |
| Switch Operation Sequence | MAKES BEFORE BREAKS |
| Coaxial Connector Series Designation | TNC |
| Throw Quantity | 4 |
| Rf Maximum Voltage Rating | 30.0 VOLTS RMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-01-280-3042 is a Switch,radio Frequency Transmiss, manufactured by K&l Microwave Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-280-3042 has 2 manufacturer part numbers on file: 134C30100 (Microwave Engineering Corporation), 134C30100 (K&l Microwave Llc).
Key specifications for 134C30100: Switching Time: 2.0 MILLISECONDS MS; Body Style: CYLINDRICAL; Overall Diameter: 2.813 INCHES NOMINAL IN; Actuator Voltage in Volts: 28.0 NOMINAL. 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 5985-01-280-3042 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.