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Sears
Water Pump

Model # 3902554 Official Sears high-pressure booster pump

Here are the diagrams and repair parts for Official Sears 3902554 high-pressure booster pump, as well as links to manuals and error code tables, if available.

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  • 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”.

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Model diagram and schematic

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Showing 10 of 35 parts  |
Slinger N69-1
#3

Accessory kit #42-555 diagram

Slinger

Part #N69-1

Replaced by #17351-0009

?
Manufacturer substitution
This part replaces N69-1. Substitute parts can look different from the original.
This item is not returnable
$8.89
| 
10% OFF Phone Price : $9.89
Back Order
Sta-rite Seal Plate N3-8
#4

Accessory kit #42-555 diagram

Sta-rite seal plate

Part #N3-8

$45.82
In Stock
Sta-rite Gasket N20-26
#6

Accessory kit #42-555 diagram

Sta-rite gasket

Part #N20-26

$13.05
In Stock
Sears O-ring U9-49
#12

Accessory kit #42-555 diagram

Sears o-ring

Part #U9-49

This item is not returnable
$5.23
In Stock
Craftsman Handle C54-21
#2

Accessory kit #42-555 diagram

Craftsman handle

Part #C54-21

$10.70
In Stock
Seal U9-118
#5

Accessory kit #42-555 diagram

Seal

Part #U9-118

Replaced by #U109-118

?
Manufacturer substitution
This part replaces U9-118. Substitute parts can look different from the original.
$191.99
| 
6% OFF Phone Price : $203.99
In Stock
Motor 1/2 Hp J218-440A
#1

Accessory kit #42-555 diagram

Motor 1/2 hp

Part #J218-440A

Replaced by #A100CLL

?
Manufacturer substitution
This part replaces J218-440A. Substitute parts can look different from the original.
$290.59
In Stock
Guarantee F642-8567A

#NI

All parts diagram

Guarantee

Part #F642-8567A

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

Cord Plug U17-402
#23

Accessory kit #42-555 diagram

Cord plug

Part #U17-402

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

Wear Ring P23-19

#NI

All parts diagram

Wear ring

Part #P23-19

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

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