Hex nut with opposed slots cut into the top of the nut through the centers of the flats. The slots are on the end opposite the bearing surface.
The slots are for the insertion of a cotter pin to secure the nut when used with a drilled shank fastener.
Commonly used in the automotive industry to secure front wheel bearings / wheel hubs to spindles on cars and trucks.
Diameter :A(spanner size) ,B(nut depth) ,C(groove size) ,D(groove depth)
M6: 10mm, 5.6mm, 2.4mm, 3.05mm
M8: 13mm, 7.3mm, 2.8mm, 4.35mm
M10: 16mm, 9mm, 3.2mm, 5.15mm
M12: 18mm, 12mm, 3.85mm, 6.8mm
M16: 24mm, 16mm, 5.1mm, 10.2mm
Notice:
1. Please allow 0.1-0.3mm error due to manual measurement.
Please make sure you do not mind before you bid.
2. The colors may have different as the difference display, please understand.
Attention : As different computers display colors differently, the color of the actual item may vary slightly from the images, thanks for your understanding.