Free standard ground shipping within the 48 contiguous states with any water filter subscription. Find my filter

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

Rheem ONB counterflow oil furnace Parts

Here are the diagrams and repair parts for Rheem ONB counterflow oil furnace, as well as links to manuals and error code tables, if available.

Rheem ONB counterflow oil furnace
By Schematic
SELECT DIAGRAM
?

This is the number corresponding to the part on the diagram / schematic

Browse Parts forONB Counterflow Oil Furnace

  • Door Burner for Rheem ONB - Part AE-44048-01

    Replacement parts diagram

    Door Burner

    Part #AE-44048-01

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

  • Motor for Rheem ONB - Part 51-18716-11

    Replacement parts diagram

    Motor

    Part #51-18716-11

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

  • Timer for Rheem ONB - Part 47-18878-01

    #NI

    All parts diagram

    Timer

    Part #47-18878-01

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

  • Drft Control for Rheem ONB - Part 58-17352-01

    Replacement parts diagram

    Drft Control

    Part #58-17352-01

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

  • Housing Assembly for Rheem ONB - Part AS-45580-01

    Replacement parts diagram

    Housing Assembly

    Part #AS-45580-01

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

  • Jacket Assy for Rheem ONB - Part AS-44060-02

    Replacement parts diagram

    Jacket Assy

    Part #AS-44060-02

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

  • 120 A-e for Rheem ONB - Part AS-44125-07

    Replacement parts diagram

    120 A-e

    Part #AS-44125-07

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

  • Furnace Blower Assembly for Rheem ONB - Part AS-44125-09

    Replacement parts diagram

    Furnace Blower Assembly

    Part #AS-44125-09

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

  • Furnace Blower Assembly for Rheem ONB - Part AS-44125-03

    Replacement parts diagram

    Furnace Blower Assembly

    Part #AS-44125-03

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

  • Motor for Rheem ONB - Part 51-17947-11

    Replacement parts diagram

    Motor

    Part #51-17947-11

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

Effective articles & videos to help repair your furnaces

How to get your furnace ready for winter

How to get your furnace ready for winter

Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape....

2023 HVAC regulation changes and how they may affect you

2023 HVAC regulation changes and how they may affect you

Find out how new DOE standards going into effect in 2023 can affect you and what you need to do....

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect....

Parts & More

Parts