Part Location Diagram of 912-0431 MTD Lawn Mower Flange Lock Nut
See part 29 in the diagram
( Grid squares measure 1x1 inch )

Lawn Mower Flange Lock Nut 912-0431

Manufactured by:
MTD
ERP Number:
ERP9309214
Part Number:
912-0431
Original Equipment Manufacturer ?
  Works with your model  251-537-713!
Special Order

A Bit Difficult 

30 - 60 mins 

(3 rated repairs) ?
  Works with your model   251-537-713!

Frequently Purchased Together

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Troubleshooting

This part works with the following brands:
  • MTD
  • Cub Cadet
  • Yard Machines
  • Yard Man
  • Craftsman
  • Troy-Bilt
  • Bolens
  • Husky
  • Murray
  • Ryobi
  • Simplicity
  • Toro
This part works with the following products:
  • Lawn Tractor
  • Lawn Mower
  • Edger
  • Chipper Shredder
  • Lawn Tractor Accessories
  • Trimmer
  • Log Splitter
  • Tiller
  • Snow Blower
  • Leaf Blower / Vacuum
  • Sprayer
  • Garage and Workshop
Part# 912-0431 replaces these:
  • 01000378
  • 1000378
  • 706-091839
  • 706-103046-F
  • 706-10639
  • 712-0431
  • 7120431
  • 912-0431
  • 912-0431-CM
  • GW-7120431
  • YS-712-0431

Customer Part Reviews

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5.0
Average Rating (out of 5):
★★★★★
★★★★★
(1 Review)
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Questions & Answers

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Customer Repair Instructions

All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.

A Bit Difficult 

30 - 60 mins 

(3 rated repairs) ?
  • 1
Sort by:  
Sorry, we couldn't find any existing installation instruction that matched.

Idler Pulley seemed wore out.

richard from Denton, Texas

2 of 2 people found this instruction helpful.
Difficulty Level:
Difficult
Total Repair Time:
1- 2 hours
Tools:
Socket set, Wrench set
Parts Used:
912-0431, 756-04224, 738-0372B
1. Cut hole in floorboard to get to nut. (some mowers have a panel to remove)
2. Raised back end of the mower on a lift.
3. Took off the pulley with 1/2 inch socket on nut and 1/2 inch wrench on bolt. Took off pulley, belt, and hardware,
4. Put on new pulley, shoulder spacer, flange nut and belt at same time.
5. Ground down hole in floorboard smooth. Covered with duct tape til figure out permanent cover.
6. Should have adjusted variable speed pedal while idler was apart, but didn\'t think of it at the time.
7. Later will adjust variable speed idler the long way per manual.
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Gears just wore out.

stephen from Elkhart, Indiana

1 person found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
30 - 60 mins
Tools:
Nutdriver, Pliers, Screw drivers, Socket set, Wrench (Adjustable), Wrench set
Removed the steering column and the gears. Most parts lasted 15 years. It was time to just update a few things.
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Lawn mower wheel pivot arm was cracked

Larry from Plano, Texas

0 of 1 people found this instruction helpful.
Difficulty Level:
Easy
Total Repair Time:
15 - 30 mins
Tools:
Socket set, Wrench (Adjustable), Wrench set
Parts Used:
987-02071A, 912-0431, 936-0504
Removed old pivot arm and replaced it, simple, one nut.
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  • 1

Model Cross Reference

This part works with the following models:
ERP Number: ERP9309214
Manufacturer Part Number: 912-0431
Brand Model Number Description
Cub Cadet 002 Tiller - 002 30 Inch Hydraulic Tiller 190-002-100
Yard Man 028829 Lawn Mower - Yard-Man Lawn Mower Model 028829 Parts
MTD 032 Snow Blower - 42 Inch 2-Stage Snow Thrower
MTD 051280 Lawn Mower - MTD Lawn Mower Model 051280 Parts
MTD 051297 Lawn Mower - MTD Lawn Mower Model 051297 Parts
MTD 051315 Lawn Mower - MTD Lawn Mower Model 051315 Parts
MTD 051330 Lawn Mower - MTD Lawn Mower Model 051330 Parts
MTD 06-427512 Lawn Mower - MTD Lawn Mower Model 06-427512/1991 (06427512/1991, 06 427512/1991) Parts
MTD 06-474795 Lawn Mower - MTD Lawn Mower Model 06-474795 (06474795, 06 474795) Parts
MTD 06-474878 Lawn Mower - MTD Lawn Mower Model 06-474878 (06474878, 06 474878) Parts
MTD 06-474951 Lawn Mower - MTD Lawn Mower Model 06-474951 (06474951, 06 474951) Parts
MTD 06-494348 Lawn Mower - MTD Lawn Mower Model 06-494348 (06494348, 06 494348) Parts
MTD 06-494595 Lawn Mower - MTD Lawn Mower Model 06-494595 (06494595, 06 494595) Parts
MTD 06-982177 Edger - MTD Edger Model 06-982177 (06982177, 06 982177) Parts
MTD 070483 Lawn Mower - MTD Lawn Mower Model 070483 Parts
MTD 080 Lawn Mower - Lawn Mower
MTD 081 Lawn Mower - Gas Walk Behind Lawnmower
MTD 083-733 Lawn Mower - MTD Lawn Mower Model 083-733 (083733, 083 733) Parts
Bolens 084 Lawn Mower - Lawn Mower
MTD 085 Lawn Mower - Gas Walk Behind Lawnmower
MTD 086 Lawn Mower - Gas Walk Behind Lawnmower
MTD 087 Lawn Mower - Gas Walk Behind Lawnmower
MTD 088 Lawn Mower - Gas Walk Behind Lawnmower
MTD 089 Lawn Mower - Gas Walk Behind Lawnmower
MTD 090 Lawn Mower - Gas Walk Behind Lawnmower
MTD 091 Lawn Mower - Gas Walk Behind Lawnmower
MTD 092 Lawn Mower - Gas Walk Behind Lawnmower
MTD 093 Lawn Mower - Gas Walk Behind Lawnmower
MTD 094 Lawn Mower - Gas Walk Behind Lawnmower
MTD 095 Lawn Mower - Gas Walk Behind Lawnmower