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
Kenmore
Water Pump

Model # 3904 Official Kenmore plastic convertible jet pump

Here are the diagrams and repair parts for Official Kenmore 3904 plastic convertible jet 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.

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 54 parts  |
Pump Housing O-ring U9-199
#7I

Replacement parts diagram

Pump housing o-ring

Part #U9-199

This item is not returnable
$21.29 | 
22% OFF Phone Price : $27.29
In Stock
Pump Check Valve (replaces N12-12p) N166-5P
#12

Replacement parts diagram

Pump check valve (replaces n12-12p)

Part #N166-5P

$123.89 | 
9% OFF Phone Price : $135.89
Back Order
Connector L43-5C

#NI

All parts diagram

Connector

Part #L43-5C

$19.77
Back Order
Drain Cock U212-68
#13

Replacement parts diagram

Drain cock

Part #U212-68

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

Impeller J105-8PA
#7D

Replacement parts diagram

Impeller

Part #J105-8PA

Replaced by #J105-8PAN

?
Manufacturer substitution
This part replaces J105-8PA. Substitute parts can look different from the original.
$63.99 | 
9% OFF Phone Price : $69.99
Back Order
Gauge U239-3
#3

Replacement parts diagram

Gauge

Part #U239-3

Replaced by #TC104-P2

?
Manufacturer substitution
This part replaces U239-3. Substitute parts can look different from the original.
$27.99 | 
18% OFF Phone Price : $33.99
In Stock
Motor 3/4 Hp J218-596
#1B

Replacement parts diagram

Motor 3/4 hp

Part #J218-596

Replaced by #J218-596PKG

?
Manufacturer substitution
This part replaces J218-596. Substitute parts can look different from the original.
$622.10 | 
$12.00 OFF Phone Price : $634.10
In Stock
Lock Nut U36-112C

#NI

All parts diagram

Lock nut

Part #U36-112C

Replaced by #U36-112ZP

?
Manufacturer substitution
This part replaces U36-112C. Substitute parts can look different from the original.
$14.40
Back Order
Pump Screw, #8-32 X 7/8-in U30-542SS
#7H

Replacement parts diagram

Pump screw, #8-32 x 7/8-in

Part #U30-542SS

This item is not returnable
$5.03
In Stock
Pump Diffuser J1-39P
#7F

Replacement parts diagram

Pump diffuser

Part #J1-39P

$145.81 | 
8% OFF Phone Price : $157.81
In Stock

Symptoms for electric ranges

Should I replace a damaged glass cooktop?

Main causes: impact from dropping an item on the glass surface, ceramic glass surface flaw, surface element temperature …

Read more

Why doesn't my electric range's surface element heat properly?

Main causes: faulty surface element, burner control switch failure, temperature limiter not working properly, loose wiri…

Read more

Repair guides for electric ranges

How to replace a range radiant surface element

How to replace a range radiant surface element

If the element on your glass cooktop isn't heating up even though it gets power, replace it yourself, in about 45 minute…

Read more
Repair difficulty
Time required
 45 minutes or less
How to replace an electric range oven control board

How to replace an electric range oven control board

If the electronic oven control board isn't powering the bake and broil functions, you can replace it in less than half a…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a range coil surface element

How to replace a range coil surface element

Easily replace a coil surface element in 15 minutes or less by following these step-by-step instructions.…

Read more
Repair difficulty
Time required
 15 minutes or less

Articles and videos for electric ranges

How is cooking on an electric range different than cooking on a gas stove?

How is cooking on an electric range different than cooking on a gas stove?

Learn about the differences between cooking on gas and electric stoves.…

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