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Murray
Gas Walk-Behind Mower

Model # 20456X9A Official Murray lawn mower

Here are the diagrams and repair parts for Official Murray 20456X9A lawn mower, as well as links to manuals and error code tables, if available.

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  • 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”.

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

Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 51 parts  |
Bolt 25X6
#20

Engine diagram

Bolt

Part #25X6

Replaced by #817000616

?
Manufacturer substitution
This part replaces 25X6. Substitute parts can look different from the original.
$10.26
In Stock
Whl 8x1.75 D 672080
#28

Engine diagram

Whl 8x1.75 d

Part #672080

Replaced by #336545MA

?
Manufacturer substitution
This part replaces 672080. Substitute parts can look different from the original.
$44.59 | 
12% OFF Phone Price : $50.59
In Stock
Lock Nut 15X88
#23

Engine diagram

Lock nut

Part #15X88

Replaced by #704067

?
Manufacturer substitution
This part replaces 15X88. Substitute parts can look different from the original.
This item is not returnable
$6.46
In Stock
Lock Nut 15X84
#13

Engine diagram

Lock nut

Part #15X84

Replaced by #703893

?
Manufacturer substitution
This part replaces 15X84. Substitute parts can look different from the original.
This item is not returnable
$11.29 | 
15% OFF Phone Price : $13.29
In Stock
Tapping Screw 26X245
#31

Engine diagram

Tapping screw

Part #26X245

Replaced by #26X245MA

?
Manufacturer substitution
This part replaces 26X245. Substitute parts can look different from the original.
This item is not returnable
$6.74 | 
13% OFF Phone Price : $7.74
In Stock
Bell Washer 17X137
#14

Engine diagram

Bell washer

Part #17X137

Replaced by #17X137MA

?
Manufacturer substitution
This part replaces 17X137. Substitute parts can look different from the original.
$9.57
In Stock
Bolt 2X16
#51

Engine diagram

Bolt

Part #2X16

Replaced by #2X16MA

?
Manufacturer substitution
This part replaces 2X16. Substitute parts can look different from the original.
This item is not returnable
$7.06
In Stock
Bolt 1X153
#16

Engine diagram

Bolt

Part #1X153

Replaced by #1X153MA

?
Manufacturer substitution
This part replaces 1X153. Substitute parts can look different from the original.
This item is not returnable
$7.34
In Stock
Washer 17X38
#10

Engine diagram

Washer

Part #17X38

Replaced by #17X38MA

?
Manufacturer substitution
This part replaces 17X38. Substitute parts can look different from the original.
This item is not returnable
$6.86
In Stock
Screw 4X21
#11

Engine diagram

Screw

Part #4X21

Replaced by #4X21MA

?
Manufacturer substitution
This part replaces 4X21. Substitute parts can look different from the original.
This item is not returnable
$6.86
In Stock

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