SAE B Mount > Model 650 Extra-Duty SAE B Overhung Load Adaptor

Model 650 SAE B Mount Overhung Load Adaptor

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The Model 650 Series of SAE "B" mount overhung load adaptors are part of Zero-Max's Extra-Duty line of OHLAs. The Extra-Duty line features a number of carefully chosen ugrades based on our years of experience working with applications in a wide variety of harsh environments.  The Extra-Duty line of OHLAs are designed to provide extra strength and lifetime in applications that require it.  Some features of the Extra-Duty line include:
  • Extended housing to provide addtional operational life
  • Heat-Treated 8620 steel shaft
  • Heavy-Duty spherical roller bearings
  • Purpose-built double primary lip output shaft seal
  • O-Ring for input pilot sealing
  • Dual NPT grease zerk ports for optimal lubrication
 

The 650-Series accepts speeds up to 3500 RPM with proper lubrication (contact factory for higher speeds) and is offered in two standard input spline options to meet your specifications.  Special configurations are available with no mininum order quantity.  All Zero-Max overhung load adaptors are designed for shaft horizontal mounting and use standard grease lubrication.


  • SAE B - 2-bolt or 4-bolt mounting
  • May be either Face-mounted or Foot-mounted
  • Provides a sturdy mounting base for the motor or pump
  • Supports heavy radial and axial loads in extreme conditions
  • Protects pump or motor shaft seal from harmful contaminants
  • Reduces downtime and maintenance costs with reliable operation

Sizing specifications for the standard 650-Series SAE B mount Extra-Duty overhung load adaptors are as follows.  Custom configurations are available.  Contact the factory with questions or assistance in sizing and selecting the right OHLA for your application. Also, check out our 600-Series  Overhung Load Adaptors.

Model 650-13S SAE 'B' Extra-Duty OHLA

  • Output Shaft - Keyway: 1.500 - 3/8 x 3/16
  • Input Bore: 13-Tooth 16/32 Spline
Model 650-15S SAE 'B' Extra-Duty OHLA
  • Output Shaft - Keyway: 1.500 - 3/8 x 3/16
  • Input Bore: 15-Tooth 16/32 Spline