Rexnord Omega EG00878 ES40HSU spacer elastomeric coupling element, E40 size, heavy-duty high-speed universal (HSU) design. Standard urethane (orange) material. Continuous torque rating 4520 in-lb, max bore 2.5 in, element OD 6.62 in. Bore A 2.125 in, bore B 2.25 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