injection-molded material in a dark earth color
Its left-hand thread keeps clockwise-rotating assemblies from backing off
and counter stays in a large version specifically for work on axles
It is mechanically self-locking: a tangential (X-axis) socket head cap screw closes the split nut body to clamp it onto the shaft thread
The tips have a black oxide
NSK 16005-C3 Deep Groove Ball Bearing - 25 mm ID, 47 mm OD, 8 mm Width Slide hammer injection-molded material in a darkDeep 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.