NSK 23234-CKE4C3S11 Spherical Roller Bearing - 170 mm ID, 310 mm OD, 110 mm Width Nippon prevailing-torque self-locking bearing locknut that

prevailing-torque self-locking bearing locknut that threads onto a shaft or sleeve to retain and preload bearings without a separate lockwasher or a cut shaft keyway

The series 21 impresses with its compatibility and variety of applications

} NSTL Model Specifications

while the corrosion-resistant black oxide finish helps prevent rusting

The Whittet-Higgins PW-13 is a precision lockwasher in the PW series

NSK 23234-CKE4C3S11 Spherical Roller Bearing - 170 mm ID, 310 mm OD, 110 mm Width Nippon prevailing-torque self-locking bearing locknut thatSpherical Roller Bearing NSK spherical roller bearings are self aligning bearings designed for very high radial loads and moderate axial loads. Their two rows of barrel shaped rollers and concave outer raceway tolerate misalignment between shaft and housing, making them ideal for heavy industries such as mining, paper, and material handling.