The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-539-0245, 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 Dow-Key Microwave Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-539-0245 |
| Primary Part Number | 412PST-6303 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Dow-Key Microwave Llc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 3 UNTHREADED HOLE(S) |
| Body Style | RECTANGULAR |
| Unthreaded Mounting Hole Diameter | 0.193 INCHES NOMINAL IN |
| Switch Return Mechanism Type | FAIL-SAFE |
| Connector End Design | FEMALE |
| Switch Type | NONTRANSFER |
| Terminal Type and Quantity | 1 CONNECTOR, RECEPTACLE AND 4 RECEPTACLE, COAXIAL |
| Coaxial Connector Series Designation | TNC |
| 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 |
|---|---|
| 412PST-6303 PRIMARY | Dow-Key Microwave Llc (USA) |
| Reference | Meaning |
|---|---|
| 520-14032-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-539-0245 is a Switch,radio Frequency Transmiss, manufactured by Dow-Key Microwave Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-539-0245 has 1 manufacturer part number on file: 412PST-6303 (Dow-Key Microwave Llc).
Key specifications for 412PST-6303: Mounting Facility Type and Quantity: 3 UNTHREADED HOLE(S); Overall Height: 1.810 INCHES NOMINAL IN; Body Style: RECTANGULAR; Unthreaded Mounting Hole Diameter: 0.193 INCHES NOMINAL IN. 8 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.