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.
aircraft, f-16 end item identification, 1.9200 inches nominal overall length, 0.9995 inches minimum and 1.0010 inches maximum overall outside diameter, steel overall material, 0.5260 inches minimum and 0.5310 inches maximum outer ring width