The Coupler,rotary,radio Frequency, cataloged under National Stock Number 5985-00-658-2879, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-658-2879 |
| Primary Part Number | 440689 |
| Item Name | Coupler,rotary,radio Frequency |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Precious Material | SILVER |
| Unit Type | WAVEGUIDE |
| Mounting Configuration | FOUR UNTHREADED HOLES ONE FLANGE AND EIGHT UNTHREADED HOLES OTHER FLANGE |
| Precious Material and Location | ALL SURFACES SILVER |
| Material | ALUMINUM ALLOY AND COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-00-658-2879 is a Coupler,rotary,radio Frequency, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-658-2879 has 2 manufacturer part numbers on file: 440689 (Raytheon Company Dba Raytheon Co), 440689 (Raytheon Company).
Key specifications for 440689: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Precious Material: SILVER; Unit Type: WAVEGUIDE; Special Features: ZINC CHROMATE,NICKEL PLATE,AND SILVER PLATE ALL SURFACES. 6 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.
NSN 5985-00-658-2879 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.