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Craftsman
Walk-Behind Mower

Model # 131921210 Official Craftsman 20" rotary lawn mower

Here are the diagrams and repair parts for Official Craftsman 131921210 20" 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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Model diagram and schematic

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Showing 10 of 36 parts  |
Nut 74399
#3

Replacement parts diagram

Nut

Part #74399

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

Lawn Mower Retainer Clip, 4-pack 55015
#12

Replacement parts diagram

Lawn mower retainer clip, 4-pack

Part #55015

Replaced by #582934801

?
Manufacturer substitution
This part replaces 55015. Substitute parts can look different from the original.
This item is not returnable
$6.83
In Stock
Decal 78850
#23

Replacement parts diagram

Decal

Part #78850

Replaced by #539913010

?
Manufacturer substitution
This part replaces 78850. Substitute parts can look different from the original.
This item is not returnable
$6.83
In Stock
Hairpin 51793
#7

Replacement parts diagram

Hairpin

Part #51793

Replaced by #532051793

?
Manufacturer substitution
This part replaces 51793. Substitute parts can look different from the original.
This item is not returnable
$7.98 | 
11% OFF Phone Price : $8.98
In Stock
Washer Blade 61651
#19

Replacement parts diagram

Washer blade

Part #61651

Replaced by #532401630

?
Manufacturer substitution
This part replaces 61651. Substitute parts can look different from the original.
This item is not returnable
$6.83
In Stock
Washer 52160
#13

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
Blade 69229
#29

Replacement parts diagram

Blade

Part #69229

Replaced by #532145106

?
Manufacturer substitution
This part replaces 69229. Substitute parts can look different from the original.
$28.46
In Stock
Lawn Mower Hub Cap 77400
#11

Replacement parts diagram

Lawn mower hub cap

Part #77400

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

Owner's Manual 78799

#NI

All parts diagram

Owner's manual

Part #78799

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

Speed Nut 77889
#6

Replacement parts diagram

Speed nut

Part #77889

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

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