The Waveguide Assembly, cataloged under National Stock Number 5985-00-070-8166, 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 30 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-070-8166 |
| Primary Part Number | 2182216GP1 |
| Item Name | Waveguide Assembly |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 0.791 INCHES MINIMUM AND 0.799 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Inside Height | 0.791 INCHES MINIMUM AND 0.799 INCHES MAXIMUM SECOND FLANGE IN |
| Flange Quantity | 2 |
| Voltage Standing Wave Ratio | 1.05 |
| Bend Angle in Deg | 90.0 SINGLE BEND H-PLANE |
| Style Designator | BEND TYPE |
| Flexibility | RIGID SINGLE TUBING SEGMENT |
| Waveguide Inside Width | 1.586 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Connecting Hole Diameter | 0.219 INCHES MINIMUM AND 0.222 INCHES MAXIMUM SECOND FLANGE SINGLE CONNECTION FACILITY IN |
| Flange Inside Width | 1.586 INCHES MINIMUM AND 1.594 INCHES MAXIMUM FIRST FLANGE IN |
| Flange Inside Width | 1.586 INCHES MINIMUM AND 1.594 INCHES MAXIMUM SECOND FLANGE IN |
| Thread Direction | RIGHT-HAND FIRST FLANGE SINGLE CONNECTION FACILITY |
| Nominal Thread Size | 0.190 INCHES FIRST FLANGE SINGLE CONNECTION FACILITY IN |
| Waveguide Outside Height | 0.919 INCHES MINIMUM AND 0.927 INCHES MAXIMUM IN |
| Waveguide Outside Width | 1.718 INCHES MINIMUM AND 1.722 INCHES MAXIMUM IN |
| Flange Depth | 0.438 INCHES NOMINAL SECOND FLANGE IN |
| Flange Depth | 0.812 INCHES NOMINAL FIRST FLANGE IN |
| Surface Treatment | ENAMEL ALL TUBING SEGMENT OUTSIDE SURFACES |
| Waveguide Inside Height | 0.791 INCHES MINIMUM AND 0.799 INCHES MAXIMUM IN |
| Thread Class | 2B FIRST FLANGE SINGLE CONNECTION FACILITY |
| Material | ALUMINUM ALLOY SINGLE TUBING SEGMENT |
| Flange Connecting Facility and Quantity | 6 UNTHREADED HOLE(S) SECOND FLANGE SINGLE CONNECTION FACILITY |
| Flange Connecting Facility and Quantity | 6 THREADED HOLE(S) FIRST FLANGE SINGLE CONNECTION FACILITY |
| Flange Outside Diameter | 3.375 INCHES NOMINAL FIRST FLANGE IN |
| Flange Outside Diameter | 3.375 INCHES NOMINAL SECOND FLANGE IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) FIRST FLANGE SINGLE CONNECTION FACILITY |
| Flange Style | CHOKE TYPE FIRST FLANGE |
| Flange Style | COVER TYPE SECOND 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 |
|---|---|
| 2182216GP1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5985-00-070-8166 is a Waveguide Assembly, 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 5985-00-070-8166 has 1 manufacturer part number on file: 2182216GP1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2182216GP1: Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 0.791 INCHES MINIMUM AND 0.799 INCHES MAXIMUM FIRST FLANGE IN; Flange Inside Height: 0.791 INCHES MINIMUM AND 0.799 INCHES MAXIMUM SECOND FLANGE IN; Flange Quantity: 2. 30 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 5985-00-070-8166 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.