Rexnord Omega EG00066 ES3HSU spacer heavy-duty high-speed universal (HSU) elastomeric coupling element. This E3-size element has a continuous torque rating of 124 in-lb and a maximum bore of 0.875 in. It features a 1.375 in bore on both sides and is made from standard urethane (orange). The element outer diameter is 2.61 in.

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
• Phosphate coated anti-corrosive steel shoe option available (HSU-J)
• Available in Inch (Imperial) or Metric
• 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)
• Available in 13 sizes from ES2 to ES80 (ES2-M to ES80-M metric)
• Features optional hole mounting positions and reversible hubs to accommodate most shaft spacing requirements