Pulley 4" OD Dia. x 1" ID #40-46 Used by Roper as P/N # 109842

Pulley 4" Dia. #40-46 4" Dia. Used by Roper as P/N # 109842. 

Made for a 1/2" V belt, hub size is 1" ID x 2-1/8" with 1/4" key and stepped to 1-3/16" ID x 5/8" No key. 

Pulley is offset 1-1/4" from the keyed end.