Follow the order given 1 3 4.
Installation flat washer lock washer nut order.
If a lock washer is.
So leg and bolt through the bracket flat washer lock washer then nut.
When used correctly a lock washer will hold the nut or other threaded fastener in place.
Internal use lock washers have teeth made to bite into the nut screw head and surface it contacts.
This will depend on the type of connection being made the materials being used the strength of the bolt standards and regulations for the application and a variety of other factors.
Determine the correct size and type of bolt nut and washer for your application.
The spring washer has to go between the bolt and the leg the flat washer is only to give the bolt a bigger head.
High collar lock washers are a kind of split washer.
If you put the spring washer in between the flat washer and bolt it doesn t do its job which is to keep the bolt from turning back out.
They are made so that a nut will go on easily but when you try to unscrew they dig into the nut to resist coming off.
Step 2 place the first washer on the shaft of the bolt.
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.
Ideally the lock washer goes into the threaded fastener first followed by the flat washer.
They always go against the nut and against steel on the other side never wood.
Helical spring lock washers are the most common form of lock washer and are best suited to applications with smaller loads.
Flat washers and lock washers are often used together but many people still cannot get the lock washer flat washer placement right.
The washers with teeth or split washers are lock washers.
They work best on small screws or screws used in electrical grounding.
Flat washer then lock washer or vice versa which one is correct.