The 1.85 mm male 4-hole flange mount RF connector with 5.64 mm hole spacing and a 0.23 mm pin diameter provides precise electrical contact and mechanical reliability for broadband microwave and millimeter-wave applications. Engineered for 50 Ω impedance and frequency operation up to 67 GHz, the 1.85-JFD5 ensures ultra-low reflection and consistent test performance. Discover Mechanc’s complete RF connector selection.

Electrical Interface Consistency

The 1.85-JFD5 RF connector delivers VSWR ≤ 1.2 and insertion loss ≤ 0.06 √F(GHz) dB, ensuring accurate impedance matching and phase stability across the full operating bandwidth. The precision 1.85 mm male interface guarantees repeatable performance for vector network analyzers, calibration modules, and other high-frequency test systems. Explore the 1.85 mm connector series.

Mechanical Strength and Alignment

The 4-hole flange mount structure with 5.64 mm spacing provides a compact and balanced configuration, reducing torque stress and maintaining reference-plane precision. Its rigid mounting interface ensures long-term reliability under vibration or mechanical load, ideal for dense instrumentation layouts and portable calibration setups.

Material Quality and Surface Finish

Manufactured from passivated stainless steel with a gold-plated beryllium copper contact, the 1.85-JFD5 connector combines mechanical resilience with optimal electrical conductivity. Controlled machining tolerances guarantee concentric contact geometry and minimize insertion variation. All components are RoHS and REACH compliant. For related modular assemblies, view our field-replaceable connectors.

Applications and Custom Engineering

The 1.85-JFD5 4-hole flange mount RF connector is ideal for precision analyzers, calibration standards, and frequency-extension modules requiring low-VSWR, repeatable interfaces. Mechanc offers engineering customization options, including flange re-dimensioning, plating modifications, and non-magnetic material variants for specialized measurement environments.

For the corresponding female interface, see the mirror part: 1.85 mm Female 4-Hole Flange RF Connector – 0.23 mm Pin Diameter, Model 1.85-KFD5.