The Flange,waveguide, cataloged under National Stock Number 5985-01-144-4564, 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 Div Rmd Strategic. Government technical data includes 9 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 | 5985-01-144-4564 |
| Primary Part Number | 1664584 |
| Item Name | Flange,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Flange Inside Height | 1.345 INCHES MAXIMUM SINGLE FLANGE1.345 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Outside Height | 3.000 INCHES NOMINAL SINGLE FLANGE3.000 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Connecting Hole Diameter | 0.257 INCHES MINIMUM AND 0.257 INCHES MINIMUM AND 0.262 INCHES MAXIMUM SINGLE FLANGE ALL CONNECTION FACILITIES0.262 INCHES MAXIMUM SINGLE FLANGE ALL CONNECTION FACILITIES IN |
| Flange Inside Width | 2.845 INCHES MAXIMUM SINGLE FLANGE2.845 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Depth | 1.000 INCHES MAXIMUM SINGLE FLANGE1.000 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Outside Width | 4.500 INCHES NOMINAL SINGLE FLANGE4.500 INCHES NOMINAL SINGLE FLANGE IN |
| Material | ALUMINUM ALLOY 6061 SINGLE FLANGE |
| Flange Connecting Facility and Quantity | 10 UNTHREADED HOLE(S) SINGLE FLANGE ALL CONNECTION FACILITIES10 UNTHREADED HOLE(S) SINGLE FLANGE ALL CONNECTION FACILITIES |
| Flange Style | CONTACT TYPE SINGLE FLANGECONTACT TYPE SINGLE FLANGE |
| 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 |
|---|---|
| 1664584 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
NSN 5985-01-144-4564 is a Flange,waveguide, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-144-4564 has 1 manufacturer part number on file: 1664584 (Raytheon Company Div Rmd Strategic).
Key specifications for 1664584: Flange Inside Height: 1.345 INCHES MAXIMUM SINGLE FLANGE1.345 INCHES MAXIMUM SINGLE FLANGE IN; Flange Outside Height: 3.000 INCHES NOMINAL SINGLE FLANGE3.000 INCHES NOMINAL SINGLE FLANGE IN; Flange Connecting Hole Diameter: 0.257 INCHES MINIMUM AND 0.257 INCHES MINIMUM AND 0.262 INCHES MAXIMUM SINGLE FLANGE ALL CONNECTION FACILITIES0.262 INCHES MAXIMUM SINGLE FLANGE ALL CONNECTION FACILITIES IN; Flange Inside Width: 2.845 INCHES MAXIMUM SINGLE FLANGE2.845 INCHES MAXIMUM SINGLE FLANGE IN. 9 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.