The Coupling,waveguide, cataloged under National Stock Number 5985-01-273-2186, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-273-2186 |
| Primary Part Number | 2903238-3 |
| Item Name | Coupling,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Coupling Outside Width | 2.996 INCHES MINIMUM AND 3.004 INCHES MAXIMUM IN |
| Style Designator | RECTANGULAR |
| Coupling Outside Height | 1.476 INCHES MINIMUM AND 1.504 INCHES MAXIMUM IN |
| Coupling Overall Depth | 2.976 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2903238-3 | Raytheon Company (USA) |
| 2903238-3 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 2903238-3 | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 2903238-3 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5985-01-273-2186 is a Coupling,waveguide, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-273-2186 has 3 manufacturer part numbers on file: 2903238-3 (Raytheon Company), 2903238-3 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2903238-3 (Raytheon Company Dba Raytheon Co).
Key specifications for 2903238-3: FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Coupling Outside Width: 2.996 INCHES MINIMUM AND 3.004 INCHES MAXIMUM IN; Style Designator: RECTANGULAR; Coupling Outside Height: 1.476 INCHES MINIMUM AND 1.504 INCHES MAXIMUM IN. 5 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.