NSK 4308 Deep Groove Ball Bearing - 40 mm ID, 90 mm OD, 33 mm Width Stethoscope Suitable for the take-up of

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

The trapezoidal support surfaces of the claw ensure that even very tight and difficult-to-reach spaces can be accessed

The one-piece design provides more secure locking than set-screw collars and is effective on both soft and hardened shafts

It installs without special tools and meets and exceeds the requirements of the ANSI/ABMA 8

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

NSK 4308 Deep Groove Ball Bearing - 40 mm ID, 90 mm OD, 33 mm Width Stethoscope Suitable for the take-up ofDeep 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.