A Retainer is used to prevent the yoke and sprocket from coming out or getting lost during the operation, ensuring that it remains securely in its intended position in the assembly. The retainer is installed with the shaft which is subjected to vibrations, shocks, or other forces that could cause the part to come loose or fall out.Attributes:• Provided with high strength and wear resistance• Hardened to Rockwell C scale hardness of 36-42HRC to withstand high level of shear force without deformation Applications:A Retainer is used to hold and secure the parts like the yoke and sprocket in position with the shaft to maintain proper function and alignment in the output transfer gear, drive shaft, and service brake.