Appliances Dishwashers Frigidaire MDB421RHS0 Leaking water Leaking water Parts commonly needed when your Frigidaire dishwasher has this issue. Recommendations are based on repair patterns and may not diagnose your specific problem.
Verified Components
Part numbers confirmed across multiple retailers for MDB421RHS0
Water Inlet Valve - 120V 60Hz 154637401
Commonly needed for: Leaking water Won't fill with water Not cleaning dishes
Heating Element Nut 154106202
Commonly needed for: Leaking water Not drying dishes
Bottom Door Gasket 809006501
Commonly needed for: Leaking water Not cleaning dishes Door won't close
Lower Spray Arm Support Cover 807145201
Commonly needed for: Not cleaning dishes Won't drain Leaking water
Spray Arm Support 5304532235
Commonly needed for: Not cleaning dishes Leaking water Won't drain
Primary Gaske 154246801
Commonly needed for: Leaking water
Connector Hose 154234401
Commonly needed for: Leaking water
Heating Element 154665201
Commonly needed for: Not drying dishes Leaking water Not cleaning dishes
Lower Spray Arm 5304517203
Commonly needed for: Not cleaning dishes Leaking water Won't drain
Drain Hose 154225602
Commonly needed for: Leaking water
Pump Rear O-Ring Seal 154246901
Commonly needed for: Leaking water
Water Inlet Tubing 5304523457
Commonly needed for: Leaking water
Upper Spray Arm Delivery Tube Gasket 154406401
Commonly needed for: Not cleaning dishes Leaking water
Water Level Float Switch Assembly 154773201
Commonly needed for: Won't fill with water Leaking water Won't drain
Water Level Float 5304532207
Commonly needed for: Won't fill with water Leaking water
Center Spray Arm 154313601
Commonly needed for: Not cleaning dishes Leaking water
Hose Clamp 5304538466
Commonly needed for: Leaking water
Tub Gasket - Gray 154827601
Commonly needed for: Leaking water Door won't close Not cleaning dishes
O Ring Front 154247001
Commonly needed for: Leaking water
Filter 5304506525
Commonly needed for: Not cleaning dishes Won't drain Leaking water