Ametek Lamb 120 Volt 5.7 Inch 2 Stage Thur Flow Motor 116311-45. 

120 Volts, 50/60 Hz FF6    E47185. 

5.7 inch 2 Stage 120 Volt Thru Flow Motor. 

Fits the Proteam Quietpro Backpack Vacuum QBP72. 

Same as 116311-00 except Hollingsworth Tab and Receptacle Terminal. 

Manufacturer Part Number 116311-45. 

Proteam Part Number: 105722.    

PV-105722