The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-293-4064, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-293-4064 |
| Primary Part Number | 77C721263P002 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Switching Time | 15.0 MILLISECONDS MS |
| Body Style | IRREGULAR |
| Actuator Voltage in Volts | 28.0 NOMINAL |
| 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 | 1 CONNECTOR, RECEPTACLE AND 5 RECEPTACLE, COAXIAL |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 300-11252-1003 | Amphenol Corporation Div Amphenol Rf (USA) |
| 77C721263P002 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 300-11252-1003 | 5/9 Secondary reference Arrowsmith Shelburne Inc |
NSN 5985-01-293-4064 is a Switch,radio Frequency Transmiss, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-293-4064 has 2 manufacturer part numbers on file: 300-11252-1003 (Amphenol Corporation Div Amphenol Rf), 77C721263P002 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C721263P002: Switching Time: 15.0 MILLISECONDS MS; Overall Height: 2.130 INCHES MAXIMUM IN; Body Style: IRREGULAR; Actuator Voltage in Volts: 28.0 NOMINAL. 13 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.