A4190R John Deere Roller Style Ventilator Pump Gasket For A, B, 50, 60, 70, 520, 620, 720

John Deere Roller Style Ventilator Pump Gasket. It Is Part Number A4190R. For A Serial Number 692121 And Up To The End, AR Serial Number 280056 And Up To The End, AO Serial number 280056 And Up To The End, B Serial Number 300867 And Up To The End, 50, 60, 70, 520, 620, 720, 530, 630, 730