The Horn,waveguide, cataloged under National Stock Number 5985-01-040-9247, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-040-9247 |
| Primary Part Number | SM-C-876998 |
| Item Name | Horn,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| Throat Height | 0.702 INCHES NOMINAL IN |
| Connection Method | CONNECTOR ELECTRICAL |
| Mouth Length | 3.750 INCHES NOMINAL IN |
| Accommodated Conductor Type | TRANSMISSION LINE |
| Mouth Width | 3.840 INCHES NOMINAL IN |
| Throat Width | 1.405 INCHES NOMINAL IN |
| Surface Treatment | CHEMICAL FILM INSIDE |
| Mouth Height | 3.780 INCHES NOMINAL IN |
| Throat Length | 1.660 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| SM-C-876998 | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| SM-C-876998 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-040-9247 is a Horn,waveguide, manufactured by Raytheon Company, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-040-9247 has 1 manufacturer part number on file: SM-C-876998 (Raytheon Company).
Key specifications for SM-C-876998: Throat Height: 0.702 INCHES NOMINAL IN; Connection Method: CONNECTOR ELECTRICAL; Mouth Length: 3.750 INCHES NOMINAL IN; Overall Length: 5.410 INCHES NOMINAL 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 5985-01-040-9247 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.