Timken QF-3150 Blue Drive Quick-Insert Coupling

Description:

The Timken QF3150 QUICK FLEX® blue drive coupling is used in heavy-duty shaft coupling systems to transmit high torque while absorbing shock, vibration, and minor shaft misalignment in industrial power transmission applications. Commonly installed between electric motors, gearboxes, pumps, compressors, conveyors, crushers, and other heavy rotating equipment utilizing Timken QUICK FLEX® couplings. Maintenance teams, OEMs, and system integrators use this coupling assembly for replacement, repair, retrofit, and equipment overhaul to restore reliable torque transmission and reduce equipment downtime.

Applications:

The Timken QF3150 QUICK FLEX® blue drive coupling features a high-torque blue elastomer insert that provides excellent vibration damping and accommodates shaft misalignment while allowing quick replacement of the insert without disturbing connected equipment. It is widely used in mining, aggregate processing, steel mills, pulp and paper facilities, manufacturing plants, and material handling systems where dependable power transmission, simplified maintenance, and extended coupling life are essential.

Technical Specifications:

• Manufacturer: Timken
• Manufacturer Part Number (MPN): QF3150
• Product Type: QUICK FLEX® flexible coupling assembly
• Series: QUICK FLEX®
• Coupling Size: 3150
• Insert Type: High-torque elastomer insert
• Insert Color: Blue
• Cover Type: High-speed cover
• Maximum Bore Size (Standard Keyway): 8 in (205 mm)
• Maximum Bore Size (Shallow Keyway): 9 in
• Maximum Speed: 2,000 rpm
• Continuous Torque: 198,252 in-lb (22,401 N·m)
• Pilot Bore Diameter: 2.5 in
• Approximate Weight: 532 lb (241.8 kg)
• Function: Torque transmission, vibration damping, and shaft misalignment compensation

Common Replacements:

• Timken QF3150BINSERT
• Timken QF3150HINSERT
• Timken QF3150INSERT