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Murray
Complete Deck

Model # 403180 Official Murray mower deck

Here are the diagrams and repair parts for Official Murray 403180 mower deck, 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:

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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.

Error Codes

Model diagram and schematic

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ALL PARTS
Showing 10 of 76 parts  |
Flange Nut 15X79
#23

Mower housing diagram

Flange nut

Part #15X79

Replaced by #703409

?
Manufacturer substitution
This part replaces 15X79. Substitute parts can look different from the original.
$9.27 | 
10% OFF Phone Price : $10.27
In Stock
Idler Pulley 20613
#27

Mower housing diagram

Idler pulley

Part #20613

Replaced by #420613MA

?
Manufacturer substitution
This part replaces 20613. Substitute parts can look different from the original.
This item is not returnable
$25.18 | 
19% OFF Phone Price : $31.18
In Stock
Cotter Pin 30X20
#11

Mower housing diagram

Cotter pin

Part #30X20

Replaced by #703312

?
Manufacturer substitution
This part replaces 30X20. Substitute parts can look different from the original.
This item is not returnable
$7.14
In Stock
Bolt 1X75
#70B

Mower housing diagram

Bolt

Part #1X75

Replaced by #1X75MA

?
Manufacturer substitution
This part replaces 1X75. Substitute parts can look different from the original.
This item is not returnable
$6.69
In Stock
Bolt 2X53
#12

Mower housing diagram

Bolt

Part #2X53

Replaced by #703159

?
Manufacturer substitution
This part replaces 2X53. Substitute parts can look different from the original.
This item is not returnable
$6.69
In Stock
Belt 37X12
#28

Mower housing diagram

Belt

Part #37X12

Replaced by #37X12MA

?
Manufacturer substitution
This part replaces 37X12. Substitute parts can look different from the original.

Get free shipping with Automatic Reorder

$44.11
In Stock
Hex Nut 15X82
#48

Mower housing diagram

Hex nut

Part #15X82

Replaced by #15X82MA

?
Manufacturer substitution
This part replaces 15X82. Substitute parts can look different from the original.
This item is not returnable
$6.03
In Stock
Spring 166X4
#64

Mower housing diagram

Spring

Part #166X4

Replaced by #166X4MA

?
Manufacturer substitution
This part replaces 166X4. Substitute parts can look different from the original.
$11.80
In Stock
Bolt 2X39
#54

Mower housing diagram

Bolt

Part #2X39

Replaced by #2X39MA

?
Manufacturer substitution
This part replaces 2X39. Substitute parts can look different from the original.
This item is not returnable
$6.23
In Stock
Bolt 1X45
#55

Mower housing diagram

Bolt

Part #1X45

Replaced by #703822

?
Manufacturer substitution
This part replaces 1X45. Substitute parts can look different from the original.
$8.03
In Stock

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