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Kubota
Gas Walk-Behind Mower

Model # W5021-SC Official Kubota lawn mower

Here are the diagrams and repair parts for Official Kubota W5021-SC lawn mower, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 400 parts  |
Washer 04013-5008-0
Washer

Part #04013-5008-0

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

Knob 12681-6167-0
#130

Recoil starter diagram

Knob

Part #12681-6167-0

Replaced by #31-904

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Manufacturer substitution
This part replaces 12681-6167-0. Substitute parts can look different from the original.
This item is not returnable
$3.80
In Stock
Lawn Mower Bushing 65601-3113-0
Lawn mower bushing

Part #65601-3113-0

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

Wheel Cap 65601-3128-0
Wheel cap

Part #65601-3128-0

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

Bolt 01053-5050-8
#280

Governor diagram

Bolt

Part #01053-5050-8

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

Piston 12681-2192-0
#10B

Piston - crankshaft diagram

Piston

Part #12681-2192-0

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

Ball 07715-0321-5
#80

Blade brake clutch diagram

Ball

Part #07715-0321-5

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

Lawn Mower Cover 12681-1116-0
#40

Air cleaner - muffler - carburetor diagram

Lawn mower cover

Part #12681-1116-0

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

Frame 65601-5115-0
#20

Grass catcher bag - label diagram

Frame

Part #65601-5115-0

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

Float Pin 12191-4478-0
#210

Carburetor (component parts) diagram

Float pin

Part #12191-4478-0

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

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

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Why won't my lawn mower move?

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

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Why does my lawn mower run rough?

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

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Why does my lawn mower stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

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Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

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Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

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Why does my lawn mower cut unevenly?

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

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Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

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How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

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Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower drive cable

How to replace a lawn mower drive cable

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive…

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Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower starter rope

How to replace a lawn mower starter rope

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your walk-behind mowers

Use the advice and tips in these articles and videos to get the most out of your walk-behind lawn mower.

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Tapping into a new feature in the Search Bar on Sears PartsDirect

Tapping into a new feature in the Search Bar on Sears PartsDirect

Learn about a new feature added to the Search Bar on Sears PartsDirect…

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Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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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.…

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