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

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Craftsman
Water Pump

Model # 3902511 Official Craftsman pump

Here are the diagrams and repair parts for Official Craftsman 3902511 pump, 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.

Installation guide
Owner’s manual

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 72 parts  |
Pump Body Gasket J20-18
#7

Shallow well jet and check valve diagram

Pump body gasket

Part #J20-18

Replaced by #J20-18C

?
Manufacturer substitution
This part replaces J20-18. Substitute parts can look different from the original.
This item is not returnable
$9.99 | 
9% OFF Phone Price : $10.99
Back Order
Pump Shaft Seal 17351-0009
#2

Motor/pump body/base diagram

Pump shaft seal

Part #17351-0009

This item is not returnable
$8.89 | 
10% OFF Phone Price : $9.89
Back Order
Pump Pressure Switch Tube U37-673P
#13

Motor/pump body/base diagram

Pump pressure switch tube

Part #U37-673P

This item is not returnable
$19.98 | 
9% OFF Phone Price : $21.98
Back Order
Pump Shaft Seal U109-6A
#7

Motor/pump body/base diagram

Pump shaft seal

Part #U109-6A

Replaced by #U109-6B

?
Manufacturer substitution
This part replaces U109-6A. Substitute parts can look different from the original.
$106.69 | 
10% OFF Phone Price : $118.69
Back Order
Pump Jet Body Leather Seal, 2-in J57-1
#4

Single or double pipe jets diagram

Pump jet body leather seal, 2-in

Part #J57-1

$63.99 | 
9% OFF Phone Price : $69.99
In Stock
Pump Check Valve N212-12P
#4B

Single or double pipe jets diagram

Pump check valve

Part #N212-12P

$118.69 | 
9% OFF Phone Price : $130.69
In Stock
Pump Hose Fitting, 90-degree U111-212T
#14

Motor/pump body/base diagram

Pump hose fitting, 90-degree

Part #U111-212T

This item is not returnable
$27.69 | 
18% OFF Phone Price : $33.69
Back Order
Pump Suction Pipe Seal Ring J21-18
#4

2" and 3" vertical casing adapter diagram

Pump suction pipe seal ring

Part #J21-18

$20.71
In Stock
Seal Ring J21-21
#7A

2" and 3" vertical casing adapter diagram

Seal ring

Part #J21-21

$52.40
In Stock
Pump Nozzle Housing J40-25
#3A

Single or double pipe jets diagram

Pump nozzle housing

Part #J40-25

$147.64
In Stock

Symptoms for gas ranges

Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

Read more

Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

Read more

Repair guides for gas ranges

How to replace an oven temperature sensor on a gas range

How to replace an oven temperature sensor on a gas range

See how to replace an oven temperature sensor on a gas range.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a range spark module

How to replace a range spark module

Follow these step-by-step instructions to put the fire back into the surface burners on your gas range by replacing the …

Read more
Repair difficulty
Time required
 30 minutes or less
How to replace a gas range oven control board

How to replace a gas range oven control board

These step-by-step instructions explain how to replace an oven control board on a gas range…

Read more
Repair difficulty
Time required
 15 minutes or less

Articles and videos for gas ranges

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

Read more
How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Read more
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.…

Read more

Parts & More