Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Superior
Gas Water Heater

Model # 5-40-NXRT6-2 Official Superior gas water heater

Here are the diagrams and repair parts for Official Superior 5-40-NXRT6-2 gas water heater, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Error Codes

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

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

Search
ALL PARTS
Showing 10 of 29 parts  |
Water Heater Thermocouple 9000283
#14

Functional replacement parts diagram

Water heater thermocouple

Part #9000283

Replaced by #H06E-36

?
Manufacturer substitution
This part replaces 9000283. Substitute parts can look different from the original.
This item is not returnable
$14.52 | 
12% OFF Phone Price : $16.52
In Stock
Flue Baffle 9001206
#8A

Functional replacement parts diagram

Flue baffle

Part #9001206

$33.49
In Stock
Baffle 9000944
#8

Functional replacement parts diagram

Baffle

Part #9000944

$60.49
In Stock
Box 9000356
#2

Functional replacement parts diagram

Box

Part #9000356

This item is not returnable
$4.99
In Stock
Thermostat 9000249
#9

Functional replacement parts diagram

Thermostat

Part #9000249

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

Anode Rod 9001314
#6

Functional replacement parts diagram

Anode rod

Part #9001314

Replaced by #100300397

?
Manufacturer substitution
This part replaces 9001314. Substitute parts can look different from the original.
$55.38 | 
10% OFF Phone Price : $61.38
In Stock
Rexel Pan Base 9001609
#26A

Functional replacement parts diagram

Rexel pan base

Part #9001609

Replaced by #100108616

?
Manufacturer substitution
This part replaces 9001609. Substitute parts can look different from the original.
$64.44
In Stock
Pilot 9000284
#15

Functional replacement parts diagram

Pilot

Part #9000284

Replaced by #100109070

?
Manufacturer substitution
This part replaces 9000284. Substitute parts can look different from the original.
$47.78
In Stock
Ring 9001208
#3

Functional replacement parts diagram

Ring

Part #9001208

Replaced by #100108507

?
Manufacturer substitution
This part replaces 9001208. Substitute parts can look different from the original.
$31.11
In Stock
Water Heater Burner 9000390
#16A

Functional replacement parts diagram

Water heater burner

Part #9000390

Replaced by #100108399

?
Manufacturer substitution
This part replaces 9000390. Substitute parts can look different from the original.
$27.78
In Stock

Most common symptoms to help you fix your water heaters

Choose a symptom to see related water heater repairs.

View all

Why isn't my water heater heating my water?

Main causes: lack of power, no gas supply, thermostat limit switch tripped, bad element, bad thermostat, gas valve failu…

Read more

Why is there water in my water heater's drain pan?

Main causes: loose water pipe fittings, leaky drain valve, bad temperature-pressure relief valve, leaky heating element,…

Read more

Why does my hot water smell like rotten eggs?

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

Read more

Why isn't my water heater making enough hot water?

Main causes: broken heating element, thermostat failure, excessive tank sediment, tank size too small, burner valve asse…

Read more

Why is my water heater's pressure relief valve dripping water?

Main causes: faulty pressure relief valve, water is overheating…

Read more

Why isn't my water heater making the water hot enough?

Main causes: thermostats need adjustment, water heater capacity too low, bad heating element, thermostat failure, excess…

Read more

Why is my water heater making the water too hot?

Main causes: thermostat temperature set too high, thermostats need adjustment, faulty thermostat, shorted heating elemen…

Read more

Effective articles & videos to help repair your water heaters

Use the advice and tips in these articles and videos to get the most out of your water heater.

View all
How to read a wiring schematic video

How to read a wiring schematic video

Learn how to decipher symbols so you can buy the right part for your problem.…

Read more
Easy DIY water heater repairs

Easy DIY water heater repairs

Read about some water heater repairs that you can easily do yourself.…

Read more
Water heater common questions

Water heater common questions

These common questions and answers can help you make the most of your water heater.…

Read more

Parts & More