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Briggs & Stratton
Gas Pressure Washer

Model # 020573-00 Official Briggs & Stratton power washer

Here are the diagrams and repair parts for Official Briggs & Stratton 020573-00 power washer, 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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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 64 parts  |
Pressure Washer O-ring Kit (replaces 196002gs) 705001
#24

Main unit diagram

Pressure washer o-ring kit (replaces 196002gs)

Part #705001

BEST SELLER
$26.04 | 
19% OFF Phone Price : $32.04
In Stock
O-ring Kit 75116

#NI12

All parts diagram

O-ring kit

Part #75116

Replaced by #705001

?
Manufacturer substitution
This part replaces 75116. Substitute parts can look different from the original.
BEST SELLER
$26.04 | 
19% OFF Phone Price : $32.04
In Stock
Pressure Washer Chemical Hose 204658GS
#5

Main unit diagram

Pressure washer chemical hose

Part #204658GS

$33.17 | 
15% OFF Phone Price : $39.17
In Stock
Pressure Washer Chemical Injection Kit 317787GS
#E

Pump diagram

Pressure washer chemical injection kit

Part #317787GS

$54.68 | 
10% OFF Phone Price : $60.68
In Stock
Saver Pump 74403
Saver pump

Part #74403

Replaced by #6039

?
Manufacturer substitution
This part replaces 74403. Substitute parts can look different from the original.
$16.56 | 
11% OFF Phone Price : $18.56
In Stock
Snapper Pressure Washer Pump Shaft Key (replaces 23139) 23139GS

#NI01

All parts diagram

Snapper pressure washer pump shaft key (replaces 23139)

Part #23139GS

This item is not returnable
$7.29 | 
12% OFF Phone Price : $8.29
In Stock
Pressure Washer Pump Valve Water Seal Kit (replaces 200345gs) 204084GS
#B

Pump diagram

Pressure washer pump valve water seal kit (replaces 200345gs)

Part #204084GS

$81.75 | 
7% OFF Phone Price : $87.75
In Stock
Pressure Washer Pump Valve Plug Kit 317056GS
#K

Pump diagram

Pressure washer pump valve plug kit

Part #317056GS

This item is not returnable
$28.82 | 
17% OFF Phone Price : $34.82
In Stock
Pressure Washer Strap Kit 317099GS
#12

Main unit diagram

Pressure washer strap kit

Part #317099GS

This item is not returnable
$14.09 | 
12% OFF Phone Price : $16.09
In Stock
Pressure Washer Handle Attachment Kit 205910GS
#25

Main unit diagram

Pressure washer handle attachment kit

Part #205910GS

This item is not returnable
$32.31 | 
16% OFF Phone Price : $38.31
In Stock

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Symptoms for gas pressure washers

Choose a symptom to see related pressure washer repairs.

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Why won't my pressure washer mix in the detergent?

Main causes: using a high-pressure spray tip when applying detergent, clogged siphon tube, chemical injection system fai…

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Why is smoke coming from the pressure washer's exhaust?

Main causes: overfilling engine with oil, improper fuel/air mixture, choke system problems, dirty carburetor, engine nee…

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Why won't the pressure washer starter rope retract?

Main causes: broken recoil spring, damaged recoil starter…

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Why does my pressure washer's engine lose power?

Main causes: dirty air filter, stale fuel, clogged or dirty carburetor, bad unloader valve…

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Why is the spray from my pressure washer weak?

Main causes: insufficient water supply, clogged water inlet screen, clogged pressure hose, faulty pump check valves, stu…

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Why doesn't my pressure washer recoil starter work?

Main causes: damaged recoil starter, oil inside cylinder, locked up engine piston…

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Why does my pressure washer spray too hard?

Main causes: faulty unloader valve, bad pressure regulator…

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Why won't my pressure washer engine start?

Main causes: stale fuel, gummed up carburetor, engine needs tune up, throttle and choke controls need adjustment, bad re…

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Why does water spray out of my pressure washer's pressure relief valve?

Main causes: pump running for more than 5 minutes when the spray wand isn't being used, faulty pressure relief valve, ba…

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Repair guides for gas pressure washers

These step-by-step repair guides will help you safely fix what’s broken on your pressure washer.

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How to install a pressure washer check valve kit

How to install a pressure washer check valve kit

Air in the inlet water supply can damage the check valves. If the pump won’t build up pressure due to damaged check valv…

Read more
Repair difficulty
Time required
 120 minutes or less
How to install a pressure washer O-ring kit

How to install a pressure washer O-ring kit

O-rings seal fittings on the pressure washer pump. Damaged seals allow water to leak from the pump. Follow these steps t…

Read more
Repair difficulty
Time required
 45 minutes or less
How to install a pressure washer chemical injection kit

How to install a pressure washer chemical injection kit

The chemical injection valve draws detergent into the pump. If it’s not drawing detergent, use a repair kit to replace t…

Read more
Repair difficulty
Time required
 15 minutes or less

Effective articles & videos to help repair your pressure washers

Use the advice and tips in these articles and videos to get the most out of your pressure washer.

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

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