The Antenna, cataloged under National Stock Number 5985-01-691-9474, 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 Infinite Electronics International, Inc. Div L-Com. Government technical data includes 16 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 | 5985-01-691-9474 |
| Primary Part Number | HG1903RD-RSP |
| Item Name | Antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Infinite Electronics International, Inc. Div L-Com |
| Status | ACTIVE |
| Beam Scanning Method | TILTING SINGLE ANTENNA ELEMENT |
| Terminal Type | CONNECTOR, RECEPTACLE SINGLE ANTENNA ELEMENT |
| Design Type | CIRCULAR ARRAY SINGLE ANTENNA ELEMENT |
| Overall Diameter | 0.52 INCHES NOMINAL IN |
| Beam Width Angle | 360.0 DEGREES HORIZONTAL SINGLE ANTENNA ELEMENT |
| Mounting Method | CONNECTOR |
| Radiation Pattern | OMNIDIRECTIONAL SINGLE ANTENNA ELEMENT |
| Connector End Design | PIN SINGLE ANTENNA ELEMENT |
| Characteristic Impedance in Ohms | 50.0 SINGLE ANTENNA ELEMENT |
| Features Provided | ROHS DIRECTIVE COMPLIANCE |
| Electromagnetic Polarization Type | VERTICAL SINGLE ANTENNA ELEMENT |
| Operating Temp Range | -40.0 TO 55.0 CELSIUS DEGC |
| Frequency Rating | 1850.0 MEGAHERTZ MINIMUM AND 1990.0 MEGAHERTZ MAXIMUM SINGLE ANTENNA ELEMENT |
| Power Gain in Decibels | 3.0 SINGLE ANTENNA ELEMENT |
| Power Rating | 50.0 WATTS PEAK SINGLE ANTENNA ELEMENT |
| Coaxial Connector Series Designation | SMA SINGLE ANTENNA ELEMENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HG1903RD-RSP PRIMARY | Infinite Electronics International, Inc. Div L-Com (USA) |
NSN 5985-01-691-9474 is a Antenna, manufactured by Infinite Electronics International, Inc. Div L-Com, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-691-9474 has 1 manufacturer part number on file: HG1903RD-RSP (Infinite Electronics International, Inc. Div L-Com).
Key specifications for HG1903RD-RSP: Beam Scanning Method: TILTING SINGLE ANTENNA ELEMENT; Terminal Type: CONNECTOR, RECEPTACLE SINGLE ANTENNA ELEMENT; Design Type: CIRCULAR ARRAY SINGLE ANTENNA ELEMENT; Overall Diameter: 0.52 INCHES NOMINAL IN. 16 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.
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.