The Flange,waveguide, cataloged under National Stock Number 5985-01-186-5577, 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 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-01-186-5577 |
| Primary Part Number | 723324-2 |
| Item Name | Flange,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Flange Inside Height | 2.000 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Outside Height | 3.000 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Connecting Hole Diameter | 0.203 INCHES MINIMUM AND 0.233 INCHES MAXIMUM SINGLE FLANGE SINGLE CONNECTION FACILITY IN |
| Flange Inside Width | 3.000 INCHES NOMINAL SINGLE FLANGE IN |
| Flange Depth | 2.500 INCHES MAXIMUM SINGLE FLANGE IN |
| Flange Outside Width | 4.500 INCHES NOMINAL SINGLE FLANGE IN |
| Material | ALUMINUM SINGLE FLANGE |
| Flange Connecting Facility and Quantity | 8 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 |
|---|---|
| MA52437-2 | Semic Rf Electronic Gmbh (DEU) |
| 284AC119 | Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc (USA) |
| S462E | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc (USA) |
| 723324-2 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
| Reference | Meaning |
|---|---|
| MA52437-2 | 5/9 Secondary reference U.S. Government activity |
| DB1-058-1 | 5/9 Secondary reference Systron-Donner Corp Microwave/instrument Div |
| S-11375-S | 5/9 Secondary reference 3dbm Co Inc |
NSN 5985-01-186-5577 is a Flange,waveguide, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-186-5577 has 4 manufacturer part numbers on file: MA52437-2 (Semic Rf Electronic Gmbh), 284AC119 (Microwave Development Laboratories, Inc. Dba Microwave Development Laboratories Inc), S462E (Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc), 723324-2 (Raytheon Company Div Rmd Strategic).
1 possible match (shared part number, not a government interchangeability claim): 7720-01-548-2718. Verify interchangeability with system specifications before substitution.
Key specifications for 723324-2: Flange Inside Height: 2.000 INCHES NOMINAL SINGLE FLANGE IN; Flange Outside Height: 3.000 INCHES NOMINAL SINGLE FLANGE IN; Flange Connecting Hole Diameter: 0.203 INCHES MINIMUM AND 0.233 INCHES MAXIMUM SINGLE FLANGE SINGLE CONNECTION FACILITY IN; Flange Inside Width: 3.000 INCHES NOMINAL 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.
NSN 5985-01-186-5577 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.