The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-00-301-3729, 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. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-301-3729 |
| Primary Part Number | FS761165 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Switching Time | 1.0 MICROSECONDS US |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Mounting Facility Pattern | TWO POSITION IN-LINE SINGLE MOUNTING FACILITY PATTERN |
| Actuator Voltage in Volts | 12.0 NOMINAL AND 5.0 NOMINAL |
| Voltage Standing Wave Ratio | 1.75 SINGLE |
| Unthreaded Mounting Hole Diameter | 0.135 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| Pole Quantity | 1 |
| Switch Return Mechanism Type | FAIL-SAFE |
| Connector End Design | FEMALE |
| Actuator Current Type and Rating in Amps | 0.024 DC MINIMUM AND 0.09 DC MAXIMUM |
| Distance Between Mounting Facility Centers | 1.680 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Switch Type | NONTRANSFER |
| Insertion Loss in Decibels | 2.00 SINGLE |
| Actuator Operating Method | RELAY |
| Rf Power Handling Capability | 0.2 WATTS AVERAGE SINGLE |
| Terminal Type and Quantity | 6 RECEPTACLE, COAXIAL |
| Throw Quantity | 4 |
| 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 |
|---|---|
| FS761165 | Lockheed Martin Corporation (USA) |
| Reference | Meaning |
|---|---|
| 20C2999-1 | 3/2 Design control — primary reference U.S. Government activity |
| CS1683 | 5/9 Secondary reference Emberguard Solutions |
| PS9178 | 5/9 Secondary reference Joslyn Products |
NSN 5985-00-301-3729 is a Switch,radio Frequency Transmiss, manufactured by Lockheed Martin Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-301-3729 has 1 manufacturer part number on file: FS761165 (Lockheed Martin Corporation).
Key specifications for FS761165: Switching Time: 1.0 MICROSECONDS US; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Mounting Facility Pattern: TWO POSITION IN-LINE SINGLE MOUNTING FACILITY PATTERN; Actuator Voltage in Volts: 12.0 NOMINAL AND 5.0 NOMINAL. 17 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 5985-00-301-3729 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.