TB Wood's 8S-1-1/4-E87 Sleeve Coupling Flange

Description:

The TB Wood's 8S-1-1/4-E87 Sleeve Coupling Flange is used in industrial power transmission systems to connect rotating shafts while transmitting torque and accommodating shaft misalignment in flexible coupling assemblies. Commonly installed in pumps, compressors, conveyors, fans, blowers, mixers, and other heavy-duty industrial machinery. Maintenance teams, OEMs, and system integrators use this sleeve coupling flange for equipment replacement, drive system maintenance, machinery retrofits, and new power transmission installations.

Applications:

The TB Wood's 8S-1-1/4-E87 Sleeve Coupling Flange is commonly used in industrial automation environments including conveyor systems, pump and compressor drives, HVAC equipment, material handling machinery, mining operations, and manufacturing production lines where reliable torque transmission, vibration damping, and flexible shaft alignment are essential. Designed for use with Sure-Flex® elastomer sleeves, it provides maintenance-free operation while reducing shock loads and protecting connected equipment.

Technical Specifications:

• Manufacturer: TB Wood's (Regal Rexnord)
• Model / Part Number: 8S-1-1/4-E87 (8S114)
• Product Type: Sleeve Coupling Flange
• Coupling Series: Sure-Flex® Plus
• Coupling Size: 8
• Flange Type: Type S, Bore-to-Size
• Bore Diameter: 1-1/4 in.
• Bore Type: Finished Bore with Keyway
• Keyway Size: 1/4 × 1/8 in.
• Material: High-Strength Cast Iron
• Outside Diameter: 5-7/16 in. (5.45 in.)
• Hub Diameter: 3-1/4 in.
• Hub Length: 3/4 in.
• Length Through Bore: 2-3/32 in.
• Setscrew Size: 3/8-16 UNC × 3/4 in.
• Maximum Operating Speed: 4,500 RPM
• Mounting: Shaft Mount with Keyway and Setscrews
• Compatible Sleeve: Sure-Flex® Size 8 EPDM, Neoprene, or Hytrel® Sleeve
• Application Environment: Industrial power transmission systems

Common Replacements:

• TB Wood's 8S114
• Dodge 8S114
• Lovejoy 8S114