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.
1.8140 inches minimum and 1.8150 inches maximum overall outside diameter, 1.2060 inches minimum and 1.2460 inches maximum overall length, steel comp 440c outer ring material, 0.5210 inches minimum and 0.5410 inches maximum outer ring width, nickel alloy stud material