Rexnord EG00593 ES20HSU Omega Elastomeric Coupling Element. This ES20HSU spacer element is designed for heavy-duty high-speed universal applications. It features a standard urethane (orange) construction with a 1.9375" bore on both sides. The element has a continuous torque rating of 1420 in-lb, a maximum bore of 1.75", and an element OD of 4.94". It is suitable for use with E20 size Omega couplings.

Omega Spacer HSU (Hydrolytically Stable Urethane) elastomeric coupling consists of the unique split-in-half flex element and reversible hubs.

• Ideal for hot and humid, or caustic and acidic environments
• Hubs offered in rough, custom, or bushed designs
• Accommodates shaft diameters up to 6.00" (152 mm)
• Continuous torque loads up to 39, 500 lb-in (4, 463 Nm)
• Peak torque loads up to 96, 250 lb-in (11, 157 Nm)
• Features optional hole mounting positions and reversible hubs to accommodate most shaft spacing requirements