Sears
Water Pump

Model # 3902557 Official Sears jet pump

Here are the diagrams and repair parts for Official Sears 3902557 jet pump, as well as links to manuals and error code tables, if available.

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

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Model diagram and schematic

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Showing 10 of 69 parts  |

Check Valve U212-10P
#18

Shallow well jet pump diagram

Check valve

Part #U212-10P

Replaced by #N212-12P

?
Manufacturer substitution
This part replaces U212-10P. Substitute parts can look different from the original.
$118.69
8% OFF Phone Price : $128.69
In Stock
Jet Gasket N20-25
#57

Jet package 42-2560 diagram

Jet gasket

Part #N20-25

Replaced by #N20-25N

?
Manufacturer substitution
This part replaces N20-25. Substitute parts can look different from the original.
This item is not returnable
In Stock
Complete Valve N212-10P
#48

Jet package 42-2560 diagram

Complete valve

Part #N212-10P

Replaced by #N212-12P

?
Manufacturer substitution
This part replaces N212-10P. Substitute parts can look different from the original.
$118.69
8% OFF Phone Price : $128.69
In Stock
Pump Shaft Seal N20-34
#7

Shallow well jet pump diagram

Pump shaft seal

Part #N20-34

This item is not returnable
In Stock
Gasket L20-39
#14

Convertible jet pump diagram

Gasket

Part #L20-39

$8.19
11% OFF Phone Price : $9.19
In Stock
Pump Diffuser L1-25P
Pump diffuser

Part #L1-25P

This item is not returnable
In Stock
Diff Ring L21-1
#7

Convertible jet pump diagram

Diff ring

Part #L21-1

In Stock
Seal Plate N3-9
Seal plate

Part #N3-9

In Stock
Pump Jet Body Leather Seal, 2-in J57-1
#7

Single pipe jet & double pipe jets diagram

Pump jet body leather seal, 2-in

Part #J57-1

$63.99
7% OFF Phone Price : $68.99
In Stock
Pump Nozzle N34P-17
#11

Shallow well jet pump diagram

Pump nozzle

Part #N34P-17

In Stock

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