How does a lock nut work?
Vibration causes the nut or bolt head to move relative to the threads which causes loosening over time.
Pre-loaded nuts can also rotate loose when relative motion between male and female threads take place.
This motion cancels the friction grip and the off torque rotates the screw loose.
Which way does a lock nut go on?
How to tell which way a lock nut goes on –
How do you use a lock nut washer?
When used correctly, a lock washer will hold the nut or other threaded fastener in place. To help it accomplish this, put the lock washer on first, below the fastener. If your project calls for other washers or hardware elements, they should go on before the lock washer so that it can hold them in place.
How do you make a lock nut?
Hack!! Need a lock nut and don’t have one? Make One! Quick Tip