Get free shipping on your order, with any water filter subscription. Find my filter

Open Hamburger Menu
Sears Parts Direct
Tips to find your model number
Water treatment logo

Official Water treatment parts


Looking for a part for your broken water treatment? Select your brand on the left-hand side to drill down exactly to your model. Don’t forget to check out our DIY section to help you with your repair!


MOST POPULAR WATER TREATMENT PARTS

PART LIST
Showing 2341-2355 of 4919 parts  |

  • Nut 10-143-048

    Nut

    Part #10-143-048

    The manufacturer no longer makes this part, and there's no substitute part

  • Water Filtration System Coarse Filter Cartridge 155155-04

    Water Filtration System Coarse Filter Cartridge

    Part #155155-04

    The manufacturer no longer makes this part, and there's no substitute part

  • Filter, Carbon Block (2 Req) WHERF

    Filter, Carbon Block (2 Req)

    Part #WHERF

    The manufacturer no longer makes this part, and there's no substitute part

  • Base 4025701

    Base

    Part #4025701

    The manufacturer no longer makes this part, and there's no substitute part

  • Support 505067

    Support

    Part #505067

    The manufacturer no longer makes this part, and there's no substitute part

  • Owner's Manual 7117264

    Owner's Manual

    Part #7117264

    The manufacturer no longer makes this part, and there's no substitute part

  • Drain Hose 501979

    Drain Hose

    Part #501979

    The manufacturer no longer makes this part, and there's no substitute part

  • Adapter Nut 523255

    Adapter Nut

    Part #523255

    The manufacturer no longer makes this part, and there's no substitute part

  • Valve Cover 7054474

    Valve Cover

    Part #7054474

    The manufacturer no longer makes this part, and there's no substitute part

  • Access Cover 7020912

    Access Cover

    Part #7020912

    The manufacturer no longer makes this part, and there's no substitute part

  • Shoulder Screw 509867

    Shoulder Screw

    Part #509867

    The manufacturer no longer makes this part, and there's no substitute part

  • Ro Assembly 42-34704

    Ro Assembly

    Part #42-34704

    The manufacturer no longer makes this part, and there's no substitute part

  • O-ring 14212-1

    O-ring

    Part #14212-1

    The manufacturer no longer makes this part, and there's no substitute part

  • Screw, #4 - 24 X 1-1/8" WS2X10012

    Screw, #4 - 24 X 1-1/8"

    Part #WS2X10012

    The manufacturer no longer makes this part, and there's no substitute part

  • Feeder 10-155-066

    Feeder

    Part #10-155-066

    The manufacturer no longer makes this part, and there's no substitute part


ALL WATER TREATMENT MODELS


MODEL LIST

Showing 15 of 610 models


Showing 15 of 610 models


RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES

Water Softener Cleaner 3442707

Water Softener Cleaner

Part #3442707

The manufacturer no longer makes this part, and there's no substitute part

Most common symptoms to help you fix your water treatment

Main causes: water supply needs chlorine treatment, anode rod too reactive…

Main causes: clogged drain hose, faulty rotor valve, leaky rotor valve seals…

Most common repair guides to help fix your water treatment

Effective articles & videos to help repair your water treatment

Parts & More

Bottom-Mount Refrigerator
Compact Stereo System
Dishwasher
Dryer
Front-Engine Lawn Tractor
Household Fan
Parts
Range
Rolling Tool Cart
Washer
Water Softener