The Adapter,waveguide, cataloged under National Stock Number 5985-01-400-3563, 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 Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-400-3563 |
| Primary Part Number | 90AC1079 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc |
| Status | ACTIVE |
| Flange Inside Height | 0.400 INCHES NOMINAL SINGLE FLANGE IN |
| Adapter Diameter | 1.486 INCHES MAXIMUM IN |
| Style Designator | WAVEGUIDE TO COAXIAL |
| Flange Inside Diameter | 1.220 INCHES NOMINAL SINGLE FLANGE IN |
| Connector End Design | MALE |
| Flange Outside Height | 1.625 INCHES NOMINAL SINGLE FLANGE IN |
| Adapter Length | 1.296 INCHES NOMINAL IN |
| Flange Inside Width | 0.900 INCHES NOMINAL SINGLE FLANGE IN |
| Nominal Thread Size | 0.375 INCHES SINGLE FLANGE SINGLE CONNECTION FACILITY IN |
| Specification/standard Data | 82577-980007 MANUFACTURERS STANDARD |
| Flange Depth | 0.438 INCHES NOMINAL SINGLE FLANGE IN |
| Material | ALUMINUM ALLOY SINGLE FLANGE |
| Flange Connecting Facility and Quantity | 4 CAPTIVE SCREW(S) SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE FLANGE SINGLE CONNECTION FACILITY |
| Flange Style | CHOKE TYPE SINGLE FLANGE |
| Coaxial Connector Series Designation | SMA |
| 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 |
|---|---|
| 90AC1079 PRIMARY | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc (USA) |
| Reference | Meaning |
|---|---|
| 929240-9C | 5/2 Secondary reference U.S. Government activity |
NSN 5985-01-400-3563 is a Adapter,waveguide, manufactured by Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-400-3563 has 1 manufacturer part number on file: 90AC1079 (Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc).
Key specifications for 90AC1079: Flange Inside Height: 0.400 INCHES NOMINAL SINGLE FLANGE IN; Adapter Diameter: 1.486 INCHES MAXIMUM IN; Style Designator: WAVEGUIDE TO COAXIAL; Flange Inside Diameter: 1.220 INCHES NOMINAL SINGLE FLANGE IN. 16 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 5985-01-400-3563 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.