The Adapter,waveguide, cataloged under National Stock Number 5985-00-424-5066, 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 Wavetronics Inc. Government technical data includes 27 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-424-5066 |
| Primary Part Number | 1603-01 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Wavetronics Inc |
| Status | ACTIVE |
| FSC Application Data | RADAR EQUIPMENT |
| Tubing Wall Construction Style | SEAMLESS SINGLE TUBING SEGMENT |
| Flange Inside Height | 3.420 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Quantity | 1 |
| Voltage Standing Wave Ratio | 1.25 |
| Adapter Overall Width | 8.673 INCHES MINIMUM AND 8.703 INCHES MAXIMUM IN |
| Style Designator | WAVEGUIDE TO COAXIAL |
| Waveguide Inside Width | 6.492 INCHES MINIMUM AND 6.508 INCHES MAXIMUM IN |
| Connector End Design | MALE |
| Cross-Sectional Shape Style | INTERNAL, RECTANGULAR EXTERNAL, RECTANGULAR |
| Flange Outside Height | 5.423 INCHES MINIMUM AND 5.453 INCHES MAXIMUM SINGLE FLANGE IN |
| Adapter Overall Height | 5.391 INCHES MINIMUM AND 5.421 INCHES MAXIMUM IN |
| Adapter Length | 4.985 INCHES MINIMUM AND 5.015 INCHES MAXIMUM IN |
| Flange Connecting Hole Diameter | 0.250 INCHES MINIMUM SINGLE FLANGE SECOND CONNECTION FACILITY IN |
| Flange Connecting Hole Diameter | 0.323 INCHES MINIMUM AND 0.333 INCHES MAXIMUM SINGLE FLANGE FIRST CONNECTION FACILITY IN |
| Flange Inside Width | 6.670 INCHES MAXIMUM SINGLE FLANGE IN |
| Waveguide Outside Height | 3.402 INCHES MINIMUM AND 3.418 INCHES MAXIMUM IN |
| Waveguide Outside Width | 6.652 INCHES MINIMUM AND 6.668 INCHES MAXIMUM IN |
| Flange Depth | 1.000 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Outside Width | 8.673 INCHES MINIMUM AND 8.703 INCHES MAXIMUM SINGLE FLANGE IN |
| Waveguide Inside Height | 3.242 INCHES MINIMUM AND 3.258 INCHES MAXIMUM IN |
| Adapter Height | 5.423 INCHES MINIMUM AND 5.453 INCHES MAXIMUM IN |
| Material | COPPER ALLOY SINGLE TUBING SEGMENT AND FLANGE |
| Flange Connecting Facility and Quantity | 2 UNTHREADED HOLE(S) SINGLE FLANGE SECOND CONNECTION FACILITY |
| Flange Connecting Facility and Quantity | 10 UNTHREADED HOLE(S) SINGLE FLANGE FIRST CONNECTION FACILITY |
| Flange Style | CONTACT TYPE SINGLE FLANGE |
| Coaxial Connector Series Designation | N |
| 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 |
|---|---|
| 1603-01 | Wavetronics Inc (USA) |
| Reference | Meaning |
|---|---|
| 185186 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
| 616 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-00-424-5066 is a Adapter,waveguide, manufactured by Wavetronics Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-424-5066 has 1 manufacturer part number on file: 1603-01 (Wavetronics Inc).
3 possible matches (shared part number, not a government interchangeability claim): 5970-00-700-3384, 6645-01-356-1180, 5998-01-482-2313. Verify interchangeability with system specifications before substitution.
Key specifications for 1603-01: FSC Application Data: RADAR EQUIPMENT; Tubing Wall Construction Style: SEAMLESS SINGLE TUBING SEGMENT; Flange Inside Height: 3.420 INCHES MAXIMUM SINGLE FLANGE IN; Flange Quantity: 1. 27 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 5985-00-424-5066 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.