TB Wood's 7JES Sure-Flex Split SF EPDM Sleeve

Description:

The TB Wood's 7JES Sure-Flex Split SF EPDM Sleeve is used in industrial power transmission systems to transmit torque while absorbing shock, vibration, and shaft misalignment between connected rotating shafts. Commonly installed in pumps, compressors, conveyors, fans, blowers, mixers, and other rotating industrial machinery. Maintenance teams, OEMs, and system integrators use this split EPDM sleeve for coupling replacement, preventive maintenance, machinery retrofits, and new power transmission installations.

Applications:

The TB Wood's 7JES Sure-Flex Split SF EPDM Sleeve is commonly used in industrial automation environments including conveyor systems, pump and compressor drives, HVAC equipment, food and beverage processing, material handling systems, mining operations, and manufacturing production lines where vibration damping, shock absorption, and reliable torque transmission are essential. Its one-piece split EPDM construction allows quick installation without moving connected equipment while providing maintenance-free performance with excellent resistance to heat, ozone, and environmental exposure.

Technical Specifications:

• Manufacturer: TB Wood's (Regal Rexnord)
• Model / Part Number: 7JES (7JS)
• Product Type: Sure-Flex Split EPDM Sleeve
• Coupling Series: Sure-Flex Plus®
• Coupling Size: 7
• Sleeve Type: JES (One-Piece Split)
• Material: EPDM Rubber
• Sleeve Construction: One-Piece Split
• Outside Diameter: 4-11/32 in.
• Sleeve Width: 2-3/16 in.
• Maximum Operating Speed: 5,250 RPM
• Rated Torque: 940 in-lb (107 Nm)
• Maximum Angular Misalignment: 1°
• Maximum Parallel Misalignment: 0.020 in.
• Operating Temperature Range: -30°F to 275°F (-34°C to 135°C)
• Features: Maintenance-free, no lubrication required, absorbs shock and vibration, accommodates end float, resistant to ozone and weathering
• Compatible Flanges: Sure-Flex® Size 7 Flanges
• Application Environment: Industrial power transmission systems

Common Replacements:

• TB Wood's 7JES
• Dodge 7JES
• Lovejoy 7JES