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MTD 520-MOWER gas lawn mower Parts
Here are the diagrams and repair parts for MTD 520-MOWER gas lawn mower, as well as links to manuals and error code tables, if available.
Owner’s manualBy Schematic
By Part
SELECT DIAGRAM
Browse Parts for 520-MOWER Walk-Behind Mowers
Self-propelled mower diagram
Dowel Pin
Part #715-0221Replaced by #915-0221
Manufacturer substitutionThis part replaces 715-0221. Substitute parts can look different from the original.This item is not returnableIn Stock$6.60
Qty
Self-propelled mower diagram
Wheel Asm-8
Part #634-0190Replaced by #634-0190A
Manufacturer substitutionThis part replaces 634-0190. Substitute parts can look different from the original.In Stock$42.4912% OFF Phone Price : $48.49
QtySpacer Washer
Part #736-0501Replaced by #936-0501
Manufacturer substitutionThis part replaces 736-0501. Substitute parts can look different from the original.In Stock$12.54Qty22" deck/22" blade/handle diagram
Handle Control
Part #647-0004Replaced by #747-0824B-0637
Manufacturer substitutionThis part replaces 647-0004. Substitute parts can look different from the original.In Stock$88.426% OFF Phone Price : $94.42QtySelf-propelled mower diagram
Complete Wheel
Part #734-1983AReplaced by #734-04223A
Manufacturer substitutionThis part replaces 734-1983A. Substitute parts can look different from the original.In Stock$71.018% OFF Phone Price : $77.01QtyHandle Control
Part #747-0824Replaced by #747-0824B-0637
Manufacturer substitutionThis part replaces 747-0824. Substitute parts can look different from the original.In Stock$88.426% OFF Phone Price : $94.42QtySelf-propelled mower diagram
Torsion Spring
Part #732-1014Replaced by #732-1014C
Manufacturer substitutionThis part replaces 732-1014. Substitute parts can look different from the original.In Stock$10.6316% OFF Phone Price : $12.63QtyTorsion Spring
Part #732-0593Replaced by #932-0593
Manufacturer substitutionThis part replaces 732-0593. Substitute parts can look different from the original.This item is not returnableIn Stock$8.89QtyUpper and lower housing diagram
Hex Nut
Part #712-0138Replaced by #912-0138
Manufacturer substitutionThis part replaces 712-0138. Substitute parts can look different from the original.In Stock$11.86QtyThtle-lever
Part #746-0876Replaced by #946-0876
Manufacturer substitutionThis part replaces 746-0876. Substitute parts can look different from the original.In Stock$12.57Qty
RECOMMENDED MAINTENANCE PARTS AND ACCESSORIES
Hex Patch
In Stock
$11.43
Qty
Most common symptoms to help you fix your walk-behind mowers
Choose a symptom to see related walk-behind mower repairs.
Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…
Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…
Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…
Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…
Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…
Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…
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.
How to replace a lawn mower front deck tray
Learn how to replace the front deck tray on your lawn mower if it's cracked or damaged.…
Repair time and Difficulty
60 minutes or less
How to replace a lawn mower transmission
Learn how to replace the transmission on your lawn mower if it's locked up or won't drive the wheels.…
Repair time and Difficulty
60 minutes or less
How to replace a lawn mower flywheel key on a flathead engine
When you hit a hard object with your mower, the flywheel can shear to protect more expensive components. Learn how to re…
Repair time and Difficulty
45 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.
Wondering when to mow your lawn for the best results? Timing matters more than you might think. Discover the best time o…
See a comparison of cordless lawn mowers and gas mowers so you can decide which is best for you.…
Learn about a new feature added to the Search Bar on Sears PartsDirect…
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