The Flange,waveguide, cataloged under National Stock Number 5985-00-209-2368, 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 10 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-209-2368 |
| Primary Part Number | 1540126 |
| Item Name | Flange,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Flange Inside Height | 1.335 INCHES MINIMUM AND 1.345 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Outside Height | 3.000 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Connecting Hole Diameter | 0.256 INCHES MINIMUM AND 0.262 INCHES MAXIMUM SINGLE FLANGE SINGLE CONNECTION FACILITY IN |
| Flange Inside Width | 2.835 INCHES MINIMUM AND 2.845 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Depth | 1.000 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Outside Width | 4.500 INCHES NOMINAL SINGLE FLANGE IN |
| Surface Treatment | ANODIZE SINGLE FLANGE ALL SURFACES |
| Material | ALUMINUM ALLOY SINGLE FLANGE |
| 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 |
|---|---|
| 1540126 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
NSN 5985-00-209-2368 is a Flange,waveguide, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-209-2368 has 1 manufacturer part number on file: 1540126 (Raytheon Company Div Rmd Strategic).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-172-2491. Verify interchangeability with system specifications before substitution.
Key specifications for 1540126: Flange Inside Height: 1.335 INCHES MINIMUM AND 1.345 INCHES MAXIMUM SINGLE FLANGE IN; Flange Outside Height: 3.000 INCHES NOMINAL SINGLE FLANGE IN; Flange Connecting Hole Diameter: 0.256 INCHES MINIMUM AND 0.262 INCHES MAXIMUM SINGLE FLANGE SINGLE CONNECTION FACILITY IN; Flange Inside Width: 2.835 INCHES MINIMUM AND 2.845 INCHES MAXIMUM SINGLE FLANGE IN. 10 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 5985-00-209-2368 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.