Whirlpool Belt Tension Idler Pulley - Makes a high pitch squeal when going bad and should be replaced - Used on Whirlpool, Kenmore, Roper, and KitchenAid gas and electric dryers ***You may also want to replace Belt part #: 341241 Replaces part #'s: 239477 3346 337116 337510 3388345 338946 3394332 347034 347226 347277 4319391 688166 691366BAG AP2911909 DE412 PS383724 PT8735727