You must know how to use the mower blade properly whether you are using a lawn mower from any brand or you have one from John Deere. John Deere is a massive name in farming and agriculture, making world-class tractors.
When you reach the time your mower blades need changing or sharpening, you’ll need to remove the blade. The question is, what is the John Deere blade nut size?
In our guide, you can learn more about the John Deere D140 blade nut size, how you can change it, and more. You’ll see the safety measures and tools needed to remove and replace your lawn mower blade by the end. (Learn What To Use Instead Of A Screwdriver)
What Socket For John Deere Mower Blades?
Changing the blades on your lawnmower is never a pleasurable experience.
This is especially true with many brands of riding lawnmowers like the John Deere models, where the bottom mower deck requires removal before the blade can be removed.
You won’t be able to pull your blades off to replace the bolt if you only have standard tools.
Bolt Dimensions
The question could be, what is the mower blade bolt size? For example, the L130 mower uses a 15-millimeter bolt, so you need a metric wrench.
Attempting blade replacement with a conventional wrench, and you could strip or round off the bolt’s head, making removal impossible.
The length of the blade bolt is unimportant because it must be acquired as part of a John Deere blade mounting kit.
However, you will need genuine John Deere replacement components for John Deere mowers and tractor mowers.
Blade Replacement
Replacing the lawn mower blade requires a 15 mm metric wrench and a 9-inch-long block of wood. You’ll use this to hold your blade to stop it from turning as you loosen the bolt on your lawn mower blades.
You wedge the wood between the blade and the deck shell to protect the blade from slipping.
If you require more leverage, you can remove the bolt with a 15-millimeter ratchet.
Once the mower blade is secure, you can turn the bolt counter-clockwise. to loosen it
Refitting Blades
Remove the nuts from the back side of the previous blade mounting assembly after loosening the bolt from the mounting bracket. (Learn How To Remove A Stripped Hex Screw)
Depending on how long nuts have been connected to the blade, replacing them with new ones may be easier than struggling to remove them.
Instead, all you need is to use a torque wrench to tighten the blades in position after attaching your replacement blade to the mounting bracket.
Tighten the bolt up to a torque of 40 pound-feet.
If you can’t get a torque wrench, all you need to do is tighten the blade up to the spot where your blade meets the built-in washer.
Tighten your bolt with an additional 1/8 turn.
Mower Blade Spindle Assembly
You can get the blade spindle assembly directly from John Deere or a supplier of genuine parts should you need to remove more than the blade.
The 6 3/8-inch-long bolt size is part of the spindle assembly, which holds the lawn mower mounting bracket in position.
What Size Socket Do I Need For Lawn Mower Blades?
Remove the mower deck from the lawn tractor to replace worn-out mower blades. Use a socket size of 1 1/8-inch, box or open-end type wrench for hex nuts, a block of wood, and new blades to replace the mower deck’s three blades.
What size nut is on lawnmower blade?
Most riding mower blades include a 5/8′′ thread diameter retainer nut. To remove/install this sized thread diameter nut, you’ll need a 15/16′′ wrench or socket tool.
Are John Deere mower blades reverse thread?
No. The bolt that secures John Deere’s mower blades is threaded in the traditional place. Turn it clockwise to the right to tighten it, as you would any other bolt.
What size bolt holds on mower blades?
You’ll need a stock number 15/16 45892 1/2 drive socket to fit the 15/16 head. The thread cut is 18, and the shaft is 5/8. If you don’t already have one, a 1/2 breaker bar is recommended to get enough torque on the nut to remove it.
Are snapper blade bolts reverse thread?
Yes and no, respectively. But even though the lawnmower blade also isn’t threaded, the majority of the bolts that keep it in place are. The reverse thread helps to retain the blade on the drive shaft, preventing the nut from loosening as the blade rotates.
Can you change mower blades without removing deck?
Depending on the mower model, you can change mower blades without removing the deck is possible.
As you can see, the lawnmower blades are at the bottom of the mower. If you have a jack or a tool that can lift the riding mower just enough to expose the blade so you can access it and loosen it. (Learn How To Fix Sun Visor In Car)
How To Change The Mower Blade?
If your blade is blunt or your performance decreases, it is time to change your mower blade.
Follow these simple procedures to change your tractor’s mowing blade.
- First, remove the spark plug cable, so the engine doesn’t start accidentally as you change the blades.
- Flipping the machine is the next step. But, before that, you must locate the air filter and carburetor.
- If you flip the device the wrong way, the air filter and carburetor will face down, leaking fuel over the motor and floor.
- The carburetor and air filter will let out all the engines. So, flip it correctly.
- To reverse the engine, lift the air filter and carburetor from one side.
- Unlock the nut from the socket with a wrench and remove the old blade as described above.
- Because you will contact or grip the blade, use leather gloves.
- To loosen the nut, turn it counterclockwise. Next, place the wood in the blade spinning chamber and turn your wrench to stop it.
- Wash the area where you removed your blades. Using a brush to wipe the inside surface removes grime and other debris.
- Then wash it with a moist cloth. Use oil on the blade attachment point.
- Unpack the fresh blades and determine the cutting side.
Screw-in the blade and start rotating the nut. The tightening rotation is generally clockwise.
