The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-00-159-1156, 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 L3harris Technologies, Inc Div Space & Airborne Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | L3harris Technologies, Inc Div Space & Airborne Systems (CAGE 24930) |
| Parameter | Value |
|---|---|
| NSN | 5985-00-159-1156 |
| Primary Part Number | 257329-1 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| G300588-1 | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
| 257329-1 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
| Reference | Meaning |
|---|---|
| SHM660E1 | 5/9 Secondary reference Spectrum Microwave, Inc. |
| 404063-1 | 5/9 Secondary reference L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| SHM660EC | 5/9 Secondary reference Spectrum Microwave, Inc. |
NSN 5985-00-159-1156 is a Switch,radio Frequency Transmiss, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-159-1156 has 2 manufacturer part numbers on file: G300588-1 (L3harris Technologies, Inc Div Space & Airborne Systems), 257329-1 (L3harris Technologies, Inc Div Space & Airborne Systems).
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5985-00-159-1156 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.