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Craftsman
Water Pump

Model # 3902519 Official Craftsman pump

Here are the diagrams and repair parts for Official Craftsman 3902519 pump, as well as links to manuals and error code tables, if available.

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Installation guide
Owner’s manual

Model diagram and schematic

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Showing 10 of 71 parts  |
Pump Body Gasket J20-18
#7

Valve assy diagram

Pump body gasket

Part #J20-18

Replaced by #J20-18C

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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 assy 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 assy diagram

Pump pressure switch tube

Part #U37-673P

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

Motor assy 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
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Switch 2782
#22

Motor assy diagram

Switch

Part #2782

Replaced by #TC2153-P2

?
Manufacturer substitution
This part replaces 2782. Substitute parts can look different from the original.
$59.89
| 
9% OFF Phone Price : $65.89
Back Order
Pump Check Valve N212-12P
#4

Double pipe jet diagram

Pump check valve

Part #N212-12P

$118.69
| 
9% OFF Phone Price : $130.69
In Stock
Pump Jet Body Leather Seal, 2-in J57-1
#4

Single pipe jet diagram

Pump jet body leather seal, 2-in

Part #J57-1

$63.99
| 
9% OFF Phone Price : $69.99
In Stock
Pump Pressure Regulator (replaces L162-10p) L162-10PS
#15

Motor assy diagram

Pump pressure regulator (replaces l162-10p)

Part #L162-10PS

$63.99
| 
9% OFF Phone Price : $69.99
In Stock
Pump Hose Fitting, 90-degree U111-212T
#14

Motor assy diagram

Pump hose fitting, 90-degree

Part #U111-212T

This item is not returnable
$27.69
| 
18% OFF Phone Price : $33.69
Back Order
Nozzle J34P-42
Nozzle

Part #J34P-42

This item is not returnable
$25.69
In Stock

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