Rotor Disc 7185500


7185500 – Rotor Disc For Water Softeners and Filter Systems

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This system fits the 1″ version of most Kenmore, Northstar, Whirlpool, EcoWater and GE water softeners and filters.  (GE part #WS26X10010)

The diameter of the rotor is 4-3/8″ (and will NOT fit as a replacement for the smaller 3-3/8″ rotor)

It is recommended that this part be replaced with Seal Kit 7185487 whenever possible, (GE part #WS35X10020)



7185500 – Rotor Disc

The Rotor & Disc 7185500 fits most 1″ Northstar, Sears Kenmore, Whirlpool, GE softeners.

This part is also a replacement for GE part number WS26X10010.

This Rotor Disc is 4 3/8″ in diameter. (and can not be used as the replacement for the smaller 3 3/8″ disc)

The Rotor Disc should always be replaced if it has scratches or grooves worn into the bottom surface, or if your valve is sticking and won’t move.  The rotor disc should always be replaced with the Seal Kit #7185487 or WS35X10020 whenever possible.

Weight .29 lbs
Dimensions 4.25 × 4.25 × 3.5 in


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