Craftsman
Water Pump

Model # 3902508 Official Craftsman jet pump

Here are the diagrams and repair parts for Official Craftsman 3902508 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 27 parts  |

Pump Body Gasket J20-18
#16

Jet pump assembly 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 U109-6A
#6

Jet pump assembly 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
Sta-rite Pump Tube Switch U37-669P
#15

Jet pump assembly diagram

Sta-rite pump tube switch

Part #U37-669P

In Stock
Pump Hose Fitting, 90-degree U111-212T
#14

Jet pump assembly diagram

Pump hose fitting, 90-degree

Part #U111-212T

This item is not returnable
$27.69
18% OFF Phone Price : $33.69
Back Order
Screw U30-738SS
#10

Jet pump assembly diagram

Screw

Part #U30-738SS

In Stock
Pump Nozzle N34P-19
#19

Jet pump assembly diagram

Pump nozzle

Part #N34P-19

In Stock
Base J104-9F
#22

Jet pump assembly diagram

Base

Part #J104-9F

In Stock
Pump Shaft Seal 17351-0009
#2

Jet pump assembly diagram

Pump shaft seal

Part #17351-0009

This item is not returnable
$8.89
10% OFF Phone Price : $9.89
In Stock
Pump Body N76-35PE
#12

Jet pump assembly diagram

Pump body

Part #N76-35PE

$137.89
8% OFF Phone Price : $149.89
In Stock
Pump Diffuser N1-28P
#9

Jet pump assembly diagram

Pump diffuser

Part #N1-28P

In Stock

Repair guides for chest freezers

How to replace a freezer compressor start relay

How to replace a freezer compressor start relay

The compressor start relay starts the compressor. If the compressor won’t start, follow these steps to replace a defect…

Repair difficulty
Time required
 15 minutes or less
How to replace a freezer temperature control thermostat

How to replace a freezer temperature control thermostat

The cold control thermostat regulates the freezer temperature. A defective cold control thermostat can prevent the compr…

Repair difficulty
Time required
 15 minutes or less
How to replace a freezer lid gasket

How to replace a freezer lid gasket

The lid gasket prevents air and moisture from entering the freezer when the lid is closed. Follow these steps to replace…

Repair difficulty
Time required
 30 minutes or less

Articles and videos for chest freezers

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.…

Are DIY appliance repairs safe?

Are DIY appliance repairs safe?

Find out how to stay safe when repairing your appliances.…

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.…