The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-331-3194, 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 Rlc Electronics, Inc. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-331-3194 |
| Primary Part Number | SM-4MIN |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Rlc Electronics, Inc |
| Status | ACTIVE |
| Switching Time | 15.0 MILLISECONDS MS |
| Body Style | RECTANGULAR |
| Pole Quantity | 1 |
| Switch Return Mechanism Type | FAIL-SAFE |
| Connector End Design | FEMALE |
| Coupling Position Quantity | 3 |
| Switch Type | NONTRANSFER |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Frequency Rating | 0.0 GIGAHERTZ MINIMUM AND 4.0 GIGAHERTZ MAXIMUM FIRST FREQUENCY VOLTAGE STANDING WAVE RATIO |
| Frequency Rating | 4.0 GIGAHERTZ MINIMUM AND 12.4 GIGAHERTZ MAXIMUM SECOND FREQUENCY VOLTAGE STANDING WAVE RATIO |
| Frequency Rating | 12.4 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MAXIMUM THIRD FREQUENCY VOLTAGE STANDING WAVE RATIO |
| Frequency Rating | 0.1 GIGAHERTZ MINIMUM AND 18.0 GIGAHERTZ MAXIMUM SINGLE FREQUENCY RF POWER HANDLING |
| Rf Power Handling Capability | 50.0 WATTS AVERAGE FIRST |
| Rf Power Handling Capability | 450.0 WATTS PEAK SECOND |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG AND 3 CONNECTOR, RECEPTACLE |
| Switch Operation Sequence | BREAKS BEFORE MAKES |
| Coaxial Connector Series Designation | SMA |
| Throw Quantity | 2 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SM-4MIN PRIMARY | Rlc Electronics, Inc (USA) |
| Reference | Meaning |
|---|---|
| SM-4MIN-D | 5/9 Secondary reference Rlc Electronics, Inc |
NSN 5985-01-331-3194 is a Switch,radio Frequency Transmiss, manufactured by Rlc Electronics, Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-331-3194 has 1 manufacturer part number on file: SM-4MIN (Rlc Electronics, Inc).
Key specifications for SM-4MIN: Switching Time: 15.0 MILLISECONDS MS; Overall Height: 1.340 INCHES NOMINAL IN; Body Style: RECTANGULAR; Pole Quantity: 1. 18 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 5985-01-331-3194 has DEMIL Code Q. 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.