Description
The TB Woods 5J-1 1/8 is a Size 5, Type J Sure-Flex Plus Coupler Flange engineered for reliable, flexible shaft coupling in demanding HVAC and industrial power transmission applications. Constructed from sintered carbon steel, this flange delivers exceptional durability and resistance to wear, making it a dependable choice for connecting motors, pumps, fans, and other rotating equipment.
Key Features
- Sure-Flex Plus Type J design for flexible, vibration-dampening shaft coupling
- Size 5 coupler flange for compatibility with standard Sure-Flex Plus sleeve and flange sets
- Sintered carbon steel construction for high strength and long service life
- 1-1/8″ bore diameter for precise shaft fit
- 1/4″ x 1/8″ keyseat for positive torque transmission and shaft alignment
- Designed to reduce shock loads and accommodate minor shaft misalignment
Specifications
- Brand: TB Woods
- SKU: 5J-1 1/8
- Coupler Size: 5
- Coupling Type: Type J Sure-Flex Plus
- Material: Sintered Carbon Steel
- Bore Diameter: 1-1/8″
- Keyseat: 1/4″ x 1/8″
Application
Ideal for use in HVAC systems, pump drives, fan assemblies, and general industrial power transmission where flexible coupling is required. The Sure-Flex Plus system is widely recognized for its ease of installation, low maintenance requirements, and ability to protect connected equipment from vibration and torsional shock.






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