Gas Walk-Behind Mower

Model # NR205012 Official Snapper 20" steel deck mower

Here are the diagrams and repair parts for Official Snapper NR205012 20" steel deck mower, as well as links to manuals and error code tables, if available.

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NR205012 Walk-Behind Mowers
Hln, 1/4c Bz 7076978
#21

Handles/controls (series 13) diagram

Hln, 1/4c bz

Part #7076978

Replaced by #703232

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Manufacturer substitution
This part replaces 7076978. Substitute parts can look different from the original.
This item is not returnable
$6.44
13% OFF Phone Price : $7.44
In Stock
Fluted Knob 7029700
#2

Side chute/adapter diagram

Fluted knob

Part #7029700

Replaced by #7029700YP

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Manufacturer substitution
This part replaces 7029700. Substitute parts can look different from the original.
In Stock
Bushing 7014343
#8

Handles/controls (series 12) diagram

Bushing

Part #7014343

Replaced by #7014343YP

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Manufacturer substitution
This part replaces 7014343. Substitute parts can look different from the original.
This item is not returnable
$6.71
13% OFF Phone Price : $7.71
In Stock
Hn, 1/4c Gr5 7091576
#11

Handles/controls (series 12) diagram

Hn, 1/4c gr5

Part #7091576

Replaced by #703127

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Manufacturer substitution
This part replaces 7091576. Substitute parts can look different from the original.
This item is not returnable
In Stock
Chsnb, 5/16c 7091740
Chsnb, 5/16c

Part #7091740

Replaced by #7091740SM

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Manufacturer substitution
This part replaces 7091740. Substitute parts can look different from the original.
This item is not returnable
In Stock
Bracket 7035322
#17A

Engine, cutting deck/blade diagram

Bracket

Part #7035322

Replaced by #7035322YP

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Manufacturer substitution
This part replaces 7035322. Substitute parts can look different from the original.
In Stock
Rhssnb, 5/16-18 X 3/4 Gr5 Yz 7091508
Rhssnb, 5/16-18 x 3/4 gr5 yz

Part #7091508

Replaced by #703185

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Manufacturer substitution
This part replaces 7091508. Substitute parts can look different from the original.
This item is not returnable
$5.63
15% OFF Phone Price : $6.63
In Stock
Lawn Mower Handle 7046502
Lawn mower handle

Part #7046502

Replaced by #7046502YP

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Manufacturer substitution
This part replaces 7046502. Substitute parts can look different from the original.
In Stock
Clip 7012652
#9

Handles/controls (series 13) diagram

Clip

Part #7012652

Replaced by #7012652YP

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Manufacturer substitution
This part replaces 7012652. Substitute parts can look different from the original.
This item is not returnable
In Stock
Rhssnb, 5/16 7090731
#9

Engine, cutting deck/blade diagram

Rhssnb, 5/16

Part #7090731

Replaced by #703798

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Manufacturer substitution
This part replaces 7090731. Substitute parts can look different from the original.
In Stock

Symptoms for gas 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: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

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

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

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 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.…

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.…

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.…

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.

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.…

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.…

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.…