Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Craftsman
Gas Walk-Behind Mower

Model # 917383020 Official Craftsman 20" rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 917383020 20" rotary lawn mower, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 64 parts  |
Keps Nut STD541431
Keps nut

Part #STD541431

Replaced by #596040501

?
Manufacturer substitution
This part replaces STD541431. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$5.11
In Stock
Walk-behind Lawn Mower Selector Knob 87877
#34

Replacement parts diagram

Walk-behind lawn mower selector knob

Part #87877

Replaced by #532087877

?
Manufacturer substitution
This part replaces 87877. Substitute parts can look different from the original.
This item is not returnable
$5.31 | 
16% OFF Phone Price : $6.31
In Stock
Shoulder Bolt 84921
#31

Replacement parts diagram

Shoulder bolt

Part #84921

Replaced by #532174719

?
Manufacturer substitution
This part replaces 84921. Substitute parts can look different from the original.
This item is not returnable
$13.69
In Stock
Selctr Sprng 84888
#35

Replacement parts diagram

Selctr sprng

Part #84888

Replaced by #532401621

?
Manufacturer substitution
This part replaces 84888. Substitute parts can look different from the original.
$8.54
In Stock
Lawn Mower Recoil Starter Rope Guide 103672X
#4

Replacement parts diagram

Lawn mower recoil starter rope guide

Part #103672X

Replaced by #583642701

?
Manufacturer substitution
This part replaces 103672X. Substitute parts can look different from the original.
$10.26
In Stock
Lock Nut, 1/4-20 STD541425
Lock nut, 1/4-20

Part #STD541425

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

Washer 52160
#29

Replacement parts diagram

Washer

Part #52160

Replaced by #596040101

?
Manufacturer substitution
This part replaces 52160. Substitute parts can look different from the original.
This item is not returnable
$5.11
In Stock
Washer STD551025
#42

Replacement parts diagram

Washer

Part #STD551025

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

Retainer Clip 85179
#28

Replacement parts diagram

Retainer clip

Part #85179

Replaced by #532085179

?
Manufacturer substitution
This part replaces 85179. Substitute parts can look different from the original.
This item is not returnable
$6.83
In Stock
Clip 85827
#8

Replacement parts diagram

Clip

Part #85827

Replaced by #582940401

?
Manufacturer substitution
This part replaces 85827. Substitute parts can look different from the original.
This item is not returnable
$6.83
In Stock

Symptoms for gas walk-behind mowers

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

View all

Why does my lawn mower stall?

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

Read more

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…

Read more

Why does my lawn mower cut unevenly?

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

Read more

Why won't my lawn mower move?

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

Read more

Why does my lawn mower run rough?

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

Read more

Why does my lawn mower vibrate a lot?

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

Read more

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.

View all
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.…

Read more
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.…

Read more
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.…

Read more
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.

View all
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.…

Read more
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.…

Read more
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.…

Read more

Parts & More