The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-01-164-0346, 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 Caes Mission Systems 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-164-0346 |
| Primary Part Number | MD13S2D1 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Caes Mission Systems Llc |
| Status | ACTIVE |
| Pole Quantity | 1 |
| Connector End Design | FEMALE |
| Coupling Position Quantity | 4 |
| Switch Type | NONTRANSFER |
| Operating Temp Range | -54.0 TO 85.0 CELSIUS DEGC |
| Terminal Type and Quantity | 4 WIRE LOOP AND 5 PIN |
| Coaxial Connector Series Designation | SMA |
| Throw Quantity | 3 |
| 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 |
|---|---|
| MD13S2D1 PRIMARY | Caes Mission Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 422056-1 | 7/2 Vendor item drawing reference L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
NSN 5985-01-164-0346 is a Switch,radio Frequency Transmiss, manufactured by Caes Mission Systems Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-164-0346 has 1 manufacturer part number on file: MD13S2D1 (Caes Mission Systems Llc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-466-8600. Verify interchangeability with system specifications before substitution.
Key specifications for MD13S2D1: Pole Quantity: 1; Connector End Design: FEMALE; Coupling Position Quantity: 4; Switch Type: NONTRANSFER. 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.