How To Measure Door Lock Size
That s the side without the lock if it s not an entry door and you re not sure which side is the exterior.
How to measure door lock size. Sizes can reversible so for example 40 50 is 50 40 but not in all cases. Measure from the end of the cylinder barrel to the centre of the screw hole each way. Do not measure to the end of the black cam ring. Cylinder door locks are not difficult to replace if you have basic diy skills you only need two measurements.
Measure from the outside edge of the door including furniture to the centre of your door. Two standard backsets are 2 3 8 and 2 3 4. Hold a tape measure to the edge of the door and record its thickness. The standard door thickness is 1 inches.
You ll want to measure sliding doors from outside of your home looking at the exterior of the door. The case height should be the height of the lock body only. First measure the backset of your current door hardware. Stock exterior doors are also commonly available in 30 inch and 32 inch widths.
Secondly there are a few lock companies like weiser that make locks to fit the smaller bore. D e the forend size the front plate that sits on the edge of the door once the lock is fitted is referred to as the forend or faceplate of the lock. Figure out the thickness of the door. These numbers should be close to the same but it can be helpful to know both of them.
Your cylinder locks should be as flush as possible with the handles maximum projection is 5mm if you current lock sticks out by more than 5mm either side of the hanldes then choose a smaller size. Next measure from the inside edge of your door including furniture to the centre of your door to find dimension b the internal size to centre. Thus the distance a lockset is set back from the edge of a door is called its backset. Measure this edge on the door frame known as the jamb as well.
The thickness of the camco cam locks is measured from the back of the face of the lock to the latch see photo. The backset is the horizontal distance from the edge of a door to the centre of a lockset. The most common thickness is 1 75 inches 4 4 cm. Backset the distance from the edge of the door to the center of the lock bore.
Other backsets include 2 used by national and lori lock and 5 used by weiser weslock kwikset and others. How to measure the size of the euro cylinder lock barrel out of the door. The dl30 is not reversible so. Simply measure the length and width so you can match up as best as possible for a clean finish on the edge of your door.
The standard size for an exterior door is 80 inches 6 feet 8 inches by 36 inches 3 feet. This is dimension a and is called the external size to centre. Some door manufacturers carry stock doors in 7 foot and 8 foot heights and door widths from 24 inches to 42 inches.