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Husqvarna
Gas Walk-Behind Mower

Model # 5521CHVA Official Husqvarna rotary lawn mower

Here are the diagrams and repair parts for Official Husqvarna 5521CHVA rotary lawn mower, 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 108 parts  |
Hex Flange Nut 532132010
#31

Wheels/tires bag/belt/drive cover diagram

Hex flange nut

Part #532132010

Replaced by #532409149

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Manufacturer substitution
This part replaces 532132010. Substitute parts can look different from the original.
BEST SELLER
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$5.31 | 
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Hex Nut 532083923
#26

Engine/handle/housing/wheels diagram

Hex nut

Part #532083923

Replaced by #532409149

?
Manufacturer substitution
This part replaces 532083923. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.31 | 
16% OFF Phone Price : $6.31
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Hex Flange Nut 532145212
#9

Wheels/tires bag/belt/drive cover diagram

Hex flange nut

Part #532145212

Replaced by #532409149

?
Manufacturer substitution
This part replaces 532145212. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.31 | 
16% OFF Phone Price : $6.31
In Stock
Lawn Mower Handle Knob (replaces 180453, 189713x418, 442571x428) 532185577
#6

Engine/handle/housing/wheels diagram

Lawn mower handle knob (replaces 180453, 189713x418, 442571x428)

Part #532185577

BEST SELLER
$10.64 | 
16% OFF Phone Price : $12.64
In Stock
Hex Nut 532132004
#92

Engine/handle/housing/wheels diagram

Hex nut

Part #532132004

Replaced by #582478602

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Manufacturer substitution
This part replaces 532132004. Substitute parts can look different from the original.
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$2.64 | 
27% OFF Phone Price : $3.64
In Stock
Lawn Mower Screw (replaces 88652) 532088652
#21

Engine/handle/housing/wheels diagram

Lawn mower screw (replaces 88652)

Part #532088652

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$5.31 | 
16% OFF Phone Price : $6.31
In Stock
Cable.mzr.60 532182755
#4

Engine/handle/housing/wheels diagram

Cable.mzr.60

Part #532182755

Replaced by #532183567

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Manufacturer substitution
This part replaces 532182755. Substitute parts can look different from the original.
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$19.98 | 
9% OFF Phone Price : $21.98
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Lawn Mower Discharge Chute Hinge Rod (replaces 175650) 532175650
#86

Engine/handle/housing/wheels diagram

Lawn mower discharge chute hinge rod (replaces 175650)

Part #532175650

This item is not returnable
$6.64 | 
13% OFF Phone Price : $7.64
In Stock
Rope Guide 532179585
#19

Engine/handle/housing/wheels diagram

Rope guide

Part #532179585

Replaced by #586122501

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Manufacturer substitution
This part replaces 532179585. Substitute parts can look different from the original.
This item is not returnable
$15.59 | 
11% OFF Phone Price : $17.59
In Stock
E-ring 812000058
#12

Wheels/tires bag/belt/drive cover diagram

E-ring

Part #812000058

This item is not returnable
$5.11
In Stock

Symptoms for gas walk-behind mowers

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

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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 does my lawn mower cut unevenly?

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

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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 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 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 stall?

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

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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 rebuild a lawn mower carburetor

How to rebuild a lawn mower carburetor

The carburetor mixes air with fuel to drive the piston. Rebuild the carburetor if it's clogged or leaks.…

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Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower recoil starter on an OHV engine

How to replace a lawn mower recoil starter on an OHV engine

Replace the recoil starter if it doesn't move when you pull the starter rope.…

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

How to replace a lawn mower wheel

Learn how replace a damaged wheel on a walk-behind lawn mower—it's a quick, easy fix.…

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Repair difficulty
Time required
 15 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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How to enjoy all the online benefits we offer on our Sears PartsDirect website

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

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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Types of walk-behind mower blades video

Types of walk-behind mower blades video

Learn about the different kinds of mower blades and how to maintain them.…

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