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

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

hard-stamped markings allow for easy identification and can be easily recognized as SAE (double line) or metric (knurled line)

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

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.