Filter, water
Replaces W11256384
Makers suggest a new water filter about every six months.
Thermistor
Replaces 12791419SP
Senses temperature so the fridge cycles on and off.
Door gasket
A gasket that doesn't seal lets warm air in and frost build up.
Evaporator fan blade
A stopped fan means warm sections and frost on the coils.
Pantry drawer temperature control housing
Crisper drawers, shelves and door bins made for this fridge.
1FilterEDR4RXD1
2ThermistorW10316760
3Door gasketW10443320
4Fan bladeWP2169142Part numbers come from the Sears PartsDirect parts list for the KitchenAid KRFF305EWH05 (view the list), checked November 15, 2026. Amazon buttons open a search for the part number; we may earn a commission.
Where the model number is
Inside the fresh food section, on a side wall or the ceiling near the light. Some models: behind the kick plate at the bottom.