Fenner Essex Jaw External Spider Spacer Coupling, Pilot Bore, DBES 140mm, F0190ES

The Fenner Essex F0190ES Jaw External Spider Spacer Coupling is engineered for optimal performance in demanding industrial applications. Designed to connect shafts and transmit torque, this coupling leverages a flexible insert to accommodate a range of misalignments, including angular, parallel, and axial variations. Its robust design ensures stability and continuous operation, even under challenging conditions.

Installation is notably straightforward, with no requirement for special tools, fostering efficiency in maintenance and replacement. The coupling's construction features materials that are not adversely affected by common industrial contaminants such as moisture, various oils, and non-aromatic or non-ketone solvents. This resilience makes it apt for use in settings like manufacturing plants, power transmission systems, conveyor assemblies, and similar heavy-duty machinery.

An important feature is its ability to absorb shock loads and attenuate vibrations, which helps to reduce equipment wear and prolongs machine life. With a DBES distance between end shafts of 140 mm and a pilot bore specification, the unit can be customized for precise shaft fitting requirements. The maximum bore diameter is 55 mm, and the minimum is 36 mm, ensuring suitability for a variety of motor and gearbox output shafts.

This coupling is rated for power transmission up to 2.03 kW at 100 rpm, demonstrating its suitability for medium-duty and high-precision motion applications. The product's high operational temperature range, stretching from -40°C to 100°C, offers comprehensive reliability for both sub-zero and high-temperature working environments.

Each set contains 1 piece of the coupling, with main dimensions including B (128 mm), C (54 mm), D (102 mm), and F (3 mm). Its compact build ensures minimal space requirements while delivering robust connection strength and alignment stability. Fenner Essex couplings are recognized for providing dependable service with low maintenance needs and increased machinery uptime.

This product is ideal for use in industrial, manufacturing, power transmission, process equipment, and mechanical drive applications where flexibility, durability, and vibration damping are critical.

Explore more solutions in Mechanical Coupling under Pipes & Tube Fittings at EnvMart, or discover Fenner’s extensive range for your industrial needs.