The Coupling,waveguide, cataloged under National Stock Number 5985-00-133-1827, 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. Government technical data includes 6 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 | 5985-00-133-1827 |
| Primary Part Number | 777843-2 |
| Item Name | Coupling,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| FSC Application Data | WAVEGUIDE ASSEMBLY,RADAR SET GROUP,GUNNERY FIRE CONTROL,AIRCRAFT |
| Style Designator | ROUND |
| Coupling Outside Diameter | 1.172 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN |
| Surface Treatment | OXIDE SINGLE COUPLING ALL SURFACES |
| Material | METAL SINGLE COUPLING |
| Coupling Overall Depth | 0.426 INCHES MINIMUM AND 0.431 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 777843-2 PRIMARY | Raytheon Company (USA) |
NSN 5985-00-133-1827 is a Coupling,waveguide, manufactured by Raytheon Company, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-133-1827 has 1 manufacturer part number on file: 777843-2 (Raytheon Company).
Key specifications for 777843-2: FSC Application Data: WAVEGUIDE ASSEMBLY,RADAR SET GROUP,GUNNERY FIRE CONTROL,AIRCRAFT; Style Designator: ROUND; Coupling Outside Diameter: 1.172 INCHES MINIMUM AND 1.177 INCHES MAXIMUM IN; Special Features: INSIDE DIMINSIONS 0.921 IN. PORM 0.001 IN. THRU; INTERNAL SLOT 0.100 IN. MAX LOCATED 0.538 IN. PORM 0.005 IN. FROM CENTER IN. 6 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 5985-00-133-1827 has DEMIL Code B. 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.