NSK 4308 Deep Groove Ball Bearing - 40 mm ID, 90 mm OD, 33 mm Width Stethoscope This allows for the loosening

This allows for the loosening of any component that is mounted on a shaft and freely accessible from the outside

It utilizes a setscrew locking collar or Sealmaster’s exclusive Skwezloc® concentric locking collar for secure shaft attachment

the disassembly of the support joint occurs without contact with other axle components

Suitable for the take-up of bits with 4 mm halfmoon drive (Wera series 9) and 4 mm HIOS drive (Wera series 21)

NSK 4308 Deep Groove Ball Bearing - 40 mm ID, 90 mm OD, 33 mm Width Stethoscope This allows for the looseningDeep Groove Ball Bearing NSK deep groove ball bearings are versatile, robust, and accommodate radial and axial loads in both directions. Their simple design, low friction, and high speed capability make them suitable for a wide range of industrial applications, from electric motors to gearboxes. Sealed and shielded variants protect against contamination, while open versions allow easy lubrication.