The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-00-460-9998, 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 Meggitt Safety Systems Inc. Government technical data includes 27 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5985-00-460-9998 |
| Primary Part Number | 13-51-05291 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Meggitt Safety Systems Inc |
| Status | ACTIVE |
| Switching Time | 50.0 MILLISECONDS MS |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Body Style | RECTANGULAR |
| Mounting Facility Pattern | ISOSCELES TRIANGLE SINGLE MOUNTING FACILITY PATTERN |
| Actuator Voltage in Volts | 28.0 NOMINAL |
| Voltage Standing Wave Ratio | 1.50 SINGLE |
| Unthreaded Mounting Hole Diameter | 0.147 INCHES NOMINAL IN |
| Longest Vertical Distance Between Mounting Centers | 1.780 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Switch Return Mechanism Type | FAIL-SAFE |
| Connector End Design | FEMALE |
| Shortest Horizontal Distance Between Mounting Centers | 0.545 INCHES NOMINAL SINGLE MOUNTING FACILITY PATTERN IN |
| Coupling Position Quantity | 4 |
| Minimum Crosstalk Rating in Decibels | 50.0 SINGLE |
| Switch Type | TRANSFER |
| Insertion Loss in Decibels | 0.20 SINGLE |
| Actuator Operating Method | RELAY |
| Operating Temp Range | -30.0 TO 110.0 CELSIUS DEGC |
| Frequency Rating | 2.0 GIGAHERTZ MINIMUM AND 10.4 GIGAHERTZ MAXIMUM SINGLE FREQUENCY CROSSTALK REFERENCE |
| Frequency Rating | 2.0 GIGAHERTZ MINIMUM AND 10.4 GIGAHERTZ MAXIMUM SINGLE FREQUENCY INSERTION LOSS REFERENCE |
| Frequency Rating | 2.0 GIGAHERTZ MINIMUM AND 10.4 GIGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING |
| Frequency Rating | 2.0 GIGAHERTZ MINIMUM AND 10.4 GIGAHERTZ MAXIMUM SINGLE FREQUENCY RF POWER HANDLING |
| Frequency Rating | 2.0 GIGAHERTZ MINIMUM AND 10.4 GIGAHERTZ MAXIMUM SINGLE FREQUENCY VOLTAGE STANDING WAVE RATIO |
| Rf Power Handling Capability | 50.0 WATTS AVERAGE SINGLE |
| Material | METAL BODY |
| Terminal Type and Quantity | 2 TURRET AND 4 RECEPTACLE, COAXIAL |
| Switch Operation Sequence | BREAKS BEFORE MAKES |
| Coaxial Connector Series Designation | SMA |
| 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 |
|---|---|
| 13-51-05291 | Meggitt Safety Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 09-51-1-9-1-1-8 | 5/1 Secondary reference Meggitt Safety Systems Inc |
| 580R911H01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-460-9998 is a Switch,radio Frequency Transmiss, manufactured by Meggitt Safety Systems Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-460-9998 has 1 manufacturer part number on file: 13-51-05291 (Meggitt Safety Systems Inc).
Key specifications for 13-51-05291: Switching Time: 50.0 MILLISECONDS MS; Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S); Overall Height: 1.230 INCHES NOMINAL IN; Body Style: RECTANGULAR. 27 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.