Part Location Diagram of 5140078-78 DeWALT LOCK NUT
See part A-161 in the diagram
( Grid squares measure 1x1 inch )

LOCK NUT 5140078-78

Manufactured by:
DeWALT
ERP Number:
ERP12420875
Part Number:
5140078-78
Original Equipment Manufacturer ?
$5.95
On Order

A Bit Difficult 

1- 2 hours 

(1 rated repair) ?

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Troubleshooting

This part works with the following brands:
  • Porter Cable
  • DeWALT
This part works with the following products:
  • Table Saw
Part# 5140078-78 replaces these:
5140078-78,

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Customer Repair Instructions

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A Bit Difficult 

1- 2 hours 

(1 rated repair) ?
  • 1
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Sorry, we couldn't find any existing installation instruction that matched.

Bolt snapped off and could not remove blade.

Joseph from Tappahannock, Virginia

0 of 1 people found this instruction helpful.
Difficulty Level:
A Bit Difficult
Total Repair Time:
1- 2 hours
Tools:
Nutdriver, Pliers, Screw drivers, Socket set, Wrench (Adjustable), Wrench set
1. Disassembled saw.
2. Cleaned moving parts
3. Removed broken screw and bushing.
4. Installed new parts, and lubricated moving parts.
5. Reassembled saw.
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