The Duplexer Assembly, cataloged under National Stock Number 5840-00-893-5309, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Raytheon Company Div Rmd Strategic. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5840-00-893-5309 |
| Primary Part Number | 558418 |
| Item Name | Duplexer Assembly |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| FSC Application Data | RADAR,NONAIRBORNE EXCEPT FIRE CONTROL AND GUIDE MISSILE |
| General Characteristics Item Description | 6.505 IN. BY 7.210 IN. BY 19.855 IN. O/A DIM.,2900.0 TO 3100.0 MHZFREQ RANGE,RECTANGULAR WAVEGUIDE TYPE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 558418 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| 558418 | 5/2 Secondary reference U.S. Government activity |
NSN 5840-00-893-5309 is a Duplexer Assembly, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-00-893-5309 has 1 manufacturer part number on file: 558418 (Raytheon Company Div Rmd Strategic).
Key specifications for 558418: FSC Application Data: RADAR,NONAIRBORNE EXCEPT FIRE CONTROL AND GUIDE MISSILE; General Characteristics Item Description: 6.505 IN. BY 7.210 IN. BY 19.855 IN. O/A DIM.,2900.0 TO 3100.0 MHZFREQ RANGE,RECTANGULAR WAVEGUIDE TYPE IN. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5840-00-893-5309 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.