The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-289-1138, 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 Dow-Key Microwave Llc. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-289-1138 |
| Primary Part Number | 800C50700-4 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Dow-Key Microwave Llc |
| Status | ACTIVE |
| Switching Time | 20.0 MILLISECONDS MS |
| Body Style | RECTANGULAR |
| Actuator Voltage in Volts | 20.0 MINIMUM AND 30.0 MAXIMUM |
| Voltage Standing Wave Ratio | 1.25 SINGLE |
| Supplementary Features | HIGH HEAT INSUL; 100000 OPER MIN |
| Pole Quantity | 1 |
| Connector End Design | FEMALE |
| Actuator Current Type and Rating in Amps | 0.32 DC MAXIMUM |
| Coupling Position Quantity | 3 |
| Minimum Crosstalk Rating in Decibels | 80.0 SINGLE |
| Switch Type | NONTRANSFER |
| Insertion Loss in Decibels | 0.25 SINGLE |
| Actuator Operating Method | RELAY |
| Frequency Rating | 0.0 GIGAHERTZ MINIMUM AND 2.0 GIGAHERTZ MAXIMUM SINGLE FREQUENCY VOLTAGE STANDING WAVE RATIO |
| Frequency Rating | 0.0 GIGAHERTZ MINIMUM AND 2.0 GIGAHERTZ MAXIMUM SINGLE FREQUENCY INSERTION LOSS REFERENCE |
| Material | METAL BODY |
| Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE AND 3 RECEPTACLE, COAXIAL |
| Switch Operation Sequence | BREAKS BEFORE MAKES |
| Coaxial Connector Series Designation | SC |
| Throw Quantity | 2 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 800C50700-4 PRIMARY | Dow-Key Microwave Llc (USA) |
| Reference | Meaning |
|---|---|
| 800C50700-4 | 5/9 Secondary reference U.S. Government activity |
| 800C50700-4 | 5/9 Secondary reference K&l Microwave Llc |
NSN 5985-01-289-1138 is a Switch,radio Frequency Transmiss, manufactured by Dow-Key Microwave Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-289-1138 has 1 manufacturer part number on file: 800C50700-4 (Dow-Key Microwave Llc).
Key specifications for 800C50700-4: Switching Time: 20.0 MILLISECONDS MS; Overall Height: 1.000 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN; Body Style: RECTANGULAR; Actuator Voltage in Volts: 20.0 MINIMUM AND 30.0 MAXIMUM. 20 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 5985-01-289-1138 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.