The Adapter,waveguide, cataloged under National Stock Number 5985-01-069-2689, 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 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-069-2689 |
| Primary Part Number | 168979-1 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Flange Inside Height | 1.353 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Quantity | 1 |
| Voltage Standing Wave Ratio | 1.10 |
| Adapter Overall Width | 4.375 INCHES NOMINAL IN |
| Style Designator | WAVEGUIDE TO COAXIAL |
| Waveguide Inside Width | 2.800 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 3.000 INCHES NOMINAL SINGLE FLANGE IN |
| Adapter Overall Height | 2.250 INCHES NOMINAL IN |
| Adapter Length | 5.500 INCHES NOMINAL IN |
| Flange Connecting Hole Diameter | 0.250 INCHES NOMINAL SINGLE FLANGE SINGLE CONNECTION FACILITY IN |
| Flange Inside Width | 2.800 INCHES NOMINAL SINGLE FLANGE IN |
| Waveguide Outside Height | 3.000 INCHES NOMINAL IN |
| Waveguide Outside Width | 4.500 INCHES NOMINAL IN |
| Flange Depth | 0.250 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Outside Width | 4.500 INCHES NOMINAL SINGLE FLANGE IN |
| Waveguide Inside Height | 1.353 INCHES NOMINAL IN |
| Adapter Height | 3.000 INCHES NOMINAL IN |
| Flange Connecting Facility and Quantity | 10 UNTHREADED HOLE(S) SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Flange Style | CONTACT TYPE SINGLE FLANGE |
| 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 |
|---|---|
| 168979-1 | Raytheon Company (USA) |
| 168979-1 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| 168979-1 | 5/9 Secondary reference Raytheon Company Div Corp |
| 167175-1 | C/1 Advisory reference — outside the item-of-supply concept Raytheon Company Div Corp |
NSN 5985-01-069-2689 is a Adapter,waveguide, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-069-2689 has 2 manufacturer part numbers on file: 168979-1 (Raytheon Company), 168979-1 (Raytheon Company Dba Raytheon Co).
Key specifications for 168979-1: Flange Inside Height: 1.353 INCHES NOMINAL SINGLE FLANGE IN; Flange Quantity: 1; Voltage Standing Wave Ratio: 1.10; Adapter Overall Width: 4.375 INCHES NOMINAL IN. 20 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 5985-01-069-2689 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.