The Horn,waveguide, cataloged under National Stock Number 5985-00-971-5686, 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 L3harris Technologies, Inc Div Space & Airborne Systems. 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. 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 | 5985-00-971-5686 |
| Primary Part Number | 118415 |
| Item Name | Horn,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Throat Height | 5.010 INCHES NOMINAL IN |
| Connection Method | WAVEGUIDE FLANGE |
| Accommodated Conductor Type | WAVEGUIDE |
| Frequency Range Rating | +9.000 TO 9.600 KILOHERTZ |
| Throat Width | 1.679 INCHES NOMINAL IN |
| Surface Treatment | PAINT OUTSIDE |
| Surface Treatment | ANODIZED INSIDE |
| Throat Length | 6.000 INCHES NOMINAL IN |
| Material | ALUMINUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 118415 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
NSN 5985-00-971-5686 is a Horn,waveguide, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-971-5686 has 1 manufacturer part number on file: 118415 (L3harris Technologies, Inc Div Space & Airborne Systems).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-121-2485. Verify interchangeability with system specifications before substitution.
Key specifications for 118415: Throat Height: 5.010 INCHES NOMINAL IN; Overall Height: 10.156 INCHES NOMINAL IN; Connection Method: WAVEGUIDE FLANGE; Overall Length: 8.908 INCHES NOMINAL 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 5985-00-971-5686 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.