This PP217 (HA3020) Pump Adjustment Kit, & M16545 Square Filter End Cover Plate are NEW from our stock. It usually fits every low pressure heater 90K and larger Kerosene or Oil Fired heaters. This will fit, Dayton, Desa, John Deere, Knipco, Koehring, Master, Reddy, Remington, Sears & others. Included:(1) M16545 Plastic rectangular filter end cover;(2)PP217 Pump Adjustment Kit M16545 Square End Cover 4" by 5-1/2" approx. PP217 Includes M27694 Adj. Screw,M22997 Plug,M8940 Ball Bearing 1/4" dia,M10993-1 Spring-approx. 7/32" dia by 5/8" long This will fit, Dayton, Desa, John Deere, Knipco, Koehring, Master, Reddy, Remington, Sears & others. Other part numbers - (M12234, M16545, M1654502, M16545-02)