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Amarillo Drive Shaft CF60 425X

The Amarillo Drive Shaft CF60 425X is an extended-span composite drive shaft designed for large cooling tower and industrial fan drive systems. It is engineered to transmit power efficiently between the motor and gearbox over long distances without intermediate support bearings. The lightweight composite construction ensures stable torque transfer, reduced vibration, and reliable performance in high-humidity and corrosive environments.

  • Large industrial cooling towers
  • Air-cooled heat exchangers (ACHE systems)
  • Power generation facilities
  • Refinery and petrochemical cooling systems
  • Industrial axial fan drive applications

Maintain reliable power transmission in large cooling tower systems where long spans and high loads demand precision and durability. This coupling is designed to reduce mechanical stress while ensuring smooth and stable operation. 

  • Green 6-bolt composite flex disc eliminates fretting corrosion from steel shim packs
  • High-strength composite design reduces overhung loads on motor and gearbox
  • 316 stainless steel hubs provide strong corrosion resistance
  • Factory-balanced to AGMA 9000-C90 Class 9 standards for smooth operation
  • Composite structure dampens vibration and shock loads effectively
  • Designed for extended-span applications in large cooling tower systems
  • Supports high misalignment tolerance for flexible installation

The design maintains stability and efficiency even under extended spans, high torque demands, and continuous industrial duty cycles. 

  • Model: CTD-CF60-425X
  • Flex disc configuration: 6-bolt composite flex disc system
  • Flex element color: Green
  • Flex disc outer diameter: 6.00 in (152 mm)
  • Maximum bore (standard hub): 2.375 in (60 mm)
  • Maximum bore (large hub): 3.375 in (90 mm)
  • Minimum bore: 0.938 in (24 mm)
  • Dim “A”: 4.25 in (108 mm)
  • Dim “B”: 6.38 in (162 mm)
  • Dim “C”: 2.44 in (62 mm)
  • HP rating @ 1800 RPM (2.0 SF): 90 HP (67 kW)
  • Continuous torque (2.0 SF): 3,175 in-lb (359 Nm)
  • Peak overload torque: 12,700 in-lb (1,435 Nm)
  • Max DBSE @ 1785 RPM: 136 in (3,450 mm)
  • Max DBSE @ 1485 RPM: 149 in (3,780 mm)
  • Max DBSE @ 1185 RPM: 167 in (4,230 mm)
  • Weight @ max DBSE (1785 RPM, min bore): 44 lb
  • Assembly WR²: 153 lb-in²

 

Additional information

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