The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-00-556-9683, 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 The Boeing Company Div Legacy Am&m. Government technical data includes 24 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-556-9683 |
| Primary Part Number | NA5-7231A |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Body Style | IRREGULAR |
| Mounting Facility Pattern | TWO POSITION IN-LINE SINGLE MOUNTING FACILITY PATTERN |
| Actuator Voltage in Volts | 26.0 NOMINAL |
| Voltage Standing Wave Ratio | 1.20 SINGLE |
| Unthreaded Mounting Hole Diameter | 0.344 INCHES NOMINAL IN |
| Connector End Design | FEMALE |
| Actuator Current Type and Rating in Amps | 0.2 DC MAXIMUM |
| Distance Between Mounting Facility Centers | 0.893 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Coupling Position Quantity | 3 |
| Minimum Crosstalk Rating in Decibels | 40.0 SINGLE |
| Switch Type | TRANSFER |
| Insertion Loss in Decibels | 0.20 SINGLE |
| Actuator Operating Method | RELAY |
| Operating Temp Range | -55.0 TO 105.0 CELSIUS DEGC |
| Frequency Rating | 400.0 MEGAHERTZ NOMINAL SINGLE FREQUENCY CROSSTALK REFERENCE |
| Frequency Rating | 400.0 MEGAHERTZ NOMINAL SINGLE FREQUENCY INSERTION LOSS REFERENCE |
| Frequency Rating | 400.0 MEGAHERTZ NOMINAL SINGLE FREQUENCY OPERATING |
| Frequency Rating | 400.0 MEGAHERTZ NOMINAL SINGLE FREQUENCY RF POWER HANDLING |
| Frequency Rating | 400.0 MEGAHERTZ NOMINAL SINGLE FREQUENCY VOLTAGE STANDING WAVE RATIO |
| Rf Power Handling Capability | 25.0 WATTS AVERAGE SINGLE |
| Terminal Type and Quantity | 3 RECEPTACLE, COAXIAL AND 2 SCREW |
| Switch Operation Sequence | BREAKS BEFORE MAKES |
| Coaxial Connector Series Designation | N |
| 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 |
|---|---|
| NA5-7231A PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 5985-00-556-9683 is a Switch,radio Frequency Transmiss, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-556-9683 has 1 manufacturer part number on file: NA5-7231A (The Boeing Company Div Legacy Am&m).
Key specifications for NA5-7231A: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Overall Height: 0.855 INCHES NOMINAL IN; Body Style: IRREGULAR; Mounting Facility Pattern: TWO POSITION IN-LINE SINGLE MOUNTING FACILITY PATTERN. 24 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.