The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-252-0720, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 19 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-252-0720 |
| Primary Part Number | 3279987 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 UNTHREADED HOLE(S) |
| Body Style | RECTANGULAR |
| Actuator Voltage in Volts | 1.3 MAXIMUM |
| Voltage Standing Wave Ratio | 1.30 SINGLE |
| Unthreaded Mounting Hole Diameter | 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN |
| Pole Quantity | 1 |
| Connector End Design | FEMALE |
| Unpackaged Unit Weight | 4.000 OUNCES OZ |
| Coupling Position Quantity | 3 |
| Minimum Crosstalk Rating in Decibels | 55.0 SINGLE |
| Switch Type | NONTRANSFER |
| Insertion Loss in Decibels | 1.50 SINGLE |
| Actuator Operating Method | SOLID STATE |
| Operating Temp Range | +0.0 TO 70.0 CELSIUS DEGC |
| Frequency Rating | 10.0 MEGAHERTZ MINIMUM AND 100.0 MEGAHERTZ MAXIMUM SINGLE FREQUENCY OPERATING |
| Terminal Type and Quantity | 3 RECEPTACLE, COAXIAL |
| Switch Operation Sequence | BREAKS BEFORE MAKES |
| Coaxial Connector Series Designation | SMA |
| Throw Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-01-252-0720 is a Switch,radio Frequency Transmiss, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-252-0720 has 2 manufacturer part numbers on file: 3279987 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), ES-215 (Smiths Interconnect Americas, Inc.).
Key specifications for 3279987: Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Overall Height: 0.750 INCHES NOMINAL IN; Body Style: RECTANGULAR; Actuator Voltage in Volts: 1.3 MAXIMUM. 19 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.