An assembly consisting of a roller and stud used to effect a rolling contact with a cam, and convert the reciprocating or oscillating motion to linear motion.
contact bearing seal type, 2.9990 inches minimum and 3.0000 inches maximum overall outside diameter, lubricant lubrication material, 4.2762 inches minimum and 4.2812 inches maximum overall length, 1.7450 inches minimum and 1.7500 inches maximum outer ring width