In the united states there are two common backsets for residential door locks.
What is a mortise lock backset.
Please see the demonstration below.
Please see demonstration below on how.
2 inch backset deadbolt latch square face.
It features a 5 32 thick solid brass face plate with a steel case and interior components.
If you intend to use new locks or latches on an old door replacing your old ones you will need to make sure the new one fits into the hole in the door.
Available in three of our most popular finishes it s suited for almost any décor.
In addition to lasting twice as long as standard door handles these mortise mount into a cutout in the door to withstand vandalism.
Backset the backset is measured by placing a tape measure or ruler from the center of the keyhole to the forend of the mortice lock.
A mortise lock also spelled mortice lock in british english is a lock that requires a pocket the mortise to be cut into the edge of the door or piece of furniture into which the lock is to be fitted.
Prime line e 2497 mortise keyed lock set with glass knob perfect for replacing antique lock sets and more fits doors with 2 3 8 backset 4 1 out of 5 stars 768 24 20.
2 3 8 inches and 2 3 4 inches.
W f 1200 series lock 5 1 2 c c 2 backset polished brass 5 1 2 c c 2 backset.
This classic interior mortise lock is a reproduction of those used during the early 20th century.
Also known as passage handles these handles do not lock.
The set comes complete with two brass skeleton keys and is reversible for left or right hand doors.
Prime line e 2497 mortise keyed lock set with glass knob perfect for replacing antique lock sets and more fits doors with 2 3 8 backset 4 2 out of 5 stars 794 24 20 24.
The parts included in the typical mortise lock installation are.
Pack your locks with a 2 3 8 inch or 2 3 4 inch latch depending on which backset you specify.
Passage spring latch with 2 backset for lever handles special 2 backset spring latch.
Select a handle with the correct backset distance the distance from the door s edge to the center of the handle s mounting hole for your door.
Stainless steel single point mortise lock.
Latch bolt projection is the length the latch bolt.
Backset is the distance from the front of the lock to the centre of the spindle as shown here.
The backset is the distance from the edge of the door to the center of the 2 1 8 inch bore hole.
To do this measure the backset distance of your old lock.