TB Wood's 401B-SH V-Belt Sheave

Description:

The TB Wood's 401B-SH V-Belt Sheave is used in industrial power transmission systems to efficiently transmit mechanical power between rotating shafts using classical A and B section V-belts. Commonly installed in conveyors, pumps, compressors, fans, blowers, HVAC equipment, and other belt-driven industrial machinery. Maintenance teams, OEMs, and system integrators use this V-belt sheave for equipment replacement, drive system maintenance, power transmission upgrades, and new machinery installations.

Applications:

The TB Wood's 401B-SH V-Belt Sheave is commonly used in industrial automation environments including conveyor drives, pump and compressor systems, HVAC equipment, material handling machinery, agricultural equipment, and manufacturing production lines where reliable power transmission, smooth belt operation, and efficient torque transfer are essential.

Technical Specifications:

• Manufacturer: TB Wood's (Regal Rexnord)
• Model / Part Number: 401B-SH
• Product Type: V-Belt Sheave
• Belt Section: A, B
• Number of Grooves: 1
• Outside Diameter: 4.35 in.
• Datum Diameter: 3.60 in. (A Belt), 4.00 in. (B Belt)
• Pitch Diameter: 4.01 in.
• Material: Cast Iron
• Construction: Plain Classical Sheave
• Bore Type: Quick Disconnect (QD) Bushing
• Bushing Size: SH
• Bushing Bore Range: 1/2 in. to 1-11/16 in.
• Face Width: 0.875 in.
• Length Through Bore: 1.25 in.
• Overall Width: 0.875 in.
• Maximum Safe Speed: 8,390 RPM
• Balance: Standard, Single-Plane Balance
• Application Environment: Industrial power transmission systems

Common Replacements:

• TB Wood's 401B-SH
• Martin 1B40SH
• Browning 1B40SH