The Horn,waveguide, cataloged under National Stock Number 5985-01-489-0316, 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 Antenna Research Associates, Inc. Div Ara-Pembroke. Government technical data includes 2 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 | 5985-01-489-0316 |
| Primary Part Number | ESR40C/B |
| Item Name | Horn,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Antenna Research Associates, Inc. Div Ara-Pembroke |
| Status | ACTIVE |
| Frequency Range Rating | +3.4 TO 4.2 GIGAHERTZ |
| Material | ALUMINUM |
| 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 |
|---|---|
| ESR40C/B PRIMARY | Antenna Research Associates, Inc. Div Ara-Pembroke (USA) |
NSN 5985-01-489-0316 is a Horn,waveguide, manufactured by Antenna Research Associates, Inc. Div Ara-Pembroke, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-489-0316 has 1 manufacturer part number on file: ESR40C/B (Antenna Research Associates, Inc. Div Ara-Pembroke).
Key specifications for ESR40C/B: Frequency Range Rating: +3.4 TO 4.2 GIGAHERTZ; Special Features: REMOTE, CIRCULAR/LINEAR POLARIZATION; BROADBAND; Material: ALUMINUM. 2 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 5985-01-489-0316 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.