The Switch,radio Frequency Transmiss, cataloged under National Stock Number 5985-00-843-1981, 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 K&l Microwave Llc. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Meggitt Safety Systems Inc (CAGE 25693); K&l Microwave Llc (CAGE 50140); Lockheed Martin Corporation Div Rotary and Mission Systems (CAGE 03640); International Business Machines Corp Parts Order Center Dept E - 54 (CAGE 0B6S1) |
| Parameter | Value |
|---|---|
| NSN | 5985-00-843-1981 |
| Primary Part Number | CS843 |
| Item Name | Switch,radio Frequency Transmiss |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | K&l Microwave Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CS843 | Meggitt Safety Systems Inc (USA) |
| CS843 PRIMARY | K&l Microwave Llc (USA) |
| 6020585 | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 6020585 | International Business Machines Corp Parts Order Center Dept E - 54 (USA) |
| Reference | Meaning |
|---|---|
| CS843 | 5/9 Secondary reference U.S. Government activity |
| 6020585 | 5/9 Secondary reference International Business Machines Corporation Dba IBM |
NSN 5985-00-843-1981 is a Switch,radio Frequency Transmiss, manufactured by K&l Microwave Llc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-843-1981 has 4 manufacturer part numbers on file: CS843 (Meggitt Safety Systems Inc), CS843 (K&l Microwave Llc), 6020585 (Lockheed Martin Corporation Div Rotary and Mission Systems), 6020585 (International Business Machines Corp Parts Order Center Dept E - 54).
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 5985-00-843-1981 has DEMIL Code B. 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.