TB Wood's EX1-3 4 E134 NSNBC01 QD Bushing Assembly

Description:

The TB Wood's EX1-3/4 E134 NSNBC01 QD Bushing Assembly is used in industrial power transmission systems to securely mount sheaves, sprockets, pulleys, and couplings onto keyed shafts while providing high torque transmission and precise shaft alignment. Commonly installed in conveyors, pumps, compressors, fans, mixers, crushers, and heavy-duty industrial machinery. Maintenance teams, OEMs, and system integrators use this QD bushing assembly for equipment replacement, drive system maintenance, machinery retrofits, and new power transmission installations.

Applications:

The TB Wood's EX1-3/4 E134 NSNBC01 QD Bushing Assembly is commonly used in industrial automation environments including conveyor systems, mining equipment, aggregate processing plants, material handling machinery, HVAC equipment, agricultural machinery, and manufacturing production lines where secure shaft mounting, accurate component alignment, and dependable torque transmission are essential. Its Sure-Grip® quick detachable design allows rapid installation and removal while providing a true clamp fit for demanding industrial power transmission applications.

Technical Specifications:

• Manufacturer: TB Wood's (Regal Rexnord)
• Model / Part Number: EX1-3/4 (E134 / NSNBC01)
• Product Type: QD Bushing Assembly
• Bushing Series: Sure-Grip® E Series
• Bushing Type: Quick Detachable (QD)
• Bore Diameter: 1-3/4 in.
• Bore Type: Finished Bore with Standard Keyway
• Keyway Size: 3/8 × 3/16 in.
• Material: Cast Iron
• Flange Outside Diameter: 6.00 in.
• Barrel Diameter: 3.83 in.
• Overall Length: 2.63 in.
• Flange Thickness: 0.75 in.
• Bolt Circle Diameter: 5.00 in.
• Number of Cap Screws: 3
• Cap Screw Size: 1/2-13 × 2-3/4 in. Grade 5
• Installation Torque: 60 ft-lb
• Torque Capacity: 20,000 in-lb
• Mounting Style: Conventional or Reverse Mounting
• Weight: 9.6 lb
• Application Environment: Industrial power transmission systems

Common Replacements:

• TB Wood's E134
• Martin E 1-3/4
• Browning E1 3/4