Rod Guide Ring - Piston Guide Ring https://www.kastas.com/guiding-elements
New Delhi, India, 110006
NSK Spherical Roller Bearings are designed for high load capacity. EA, C and CD have pressed steel cages where as CA has machined brass cages. EA cage specially has high load capacity, low torque and has high strength cage. An oil groove and holes are provided in the outer ring to supply lubricant and the bearing numbers are suffixed with E4.