TB Wood's BK27118 Pulley

Description:

The TB Wood's BK27118 Pulley is used in industrial power transmission systems to efficiently transmit mechanical power between rotating shafts using classical A, B, 4L, and 5L section V-belts. Commonly installed in conveyors, pumps, compressors, fans, blowers, agricultural equipment, and other light-duty industrial machinery. Maintenance teams, OEMs, and system integrators use this V-belt pulley for equipment replacement, drive system maintenance, power transmission upgrades, and new machinery installations.

Applications:

The TB Wood's BK27118 Pulley is commonly used in industrial automation environments including conveyor drives, pump and compressor systems, HVAC equipment, agricultural machinery, light-duty material handling systems, and manufacturing production lines where reliable power transmission, smooth belt tracking, and efficient torque transfer are essential. Its finished bore design provides direct shaft mounting for quick installation and dependable operation.

Technical Specifications:

• Manufacturer: TB Wood's (Regal Rexnord)
• Model / Part Number: BK27118
• Product Type: V-Belt Pulley
• Product Family: BK Light-Duty FHP Sheave
• Belt Section: A, B, 4L, 5L, AX, BX
• Number of Grooves: 1
• Outside Diameter: 2.85 in.
• Datum Diameter: 2.50 in.
• Pitch Diameter: 2.91 in.
• Bore Diameter: 1-1/8 in.
• Bore Type: Finished Bore with Keyway
• Keyway Size: 1/4 in. × 1/8 in.
• Material: Cast Iron
• Construction: Light-Duty Web
• Face Width: 0.81 in.
• Hub Diameter: 1-13/16 in.
• Hub Projection: 7/16 in.
• Overall Width: 1-1/4 in.
• Maximum Speed: 8,780 RPM
• Application Environment: Industrial power transmission systems

Common Replacements:

• TB Wood's BK27118
• Martin BK27118
• Browning BK27118