QA

How To Measure A Mortise Cylinder

What is the diameter of a mortise cylinder?

Mortise Cylinder Features Body: Brass, 1-5/32″ (29.37 mm) diameter.

Are lock cylinders standard size?

All lock cylinders are 1.156″ diameter. Brass blocking rings are used with lock cylinders like L-9CC when the lock cylinder protrudes from the door (or door plate) of a thin door.

Are mortise lock cylinders interchangeable?

Mortise cylinders are available in both standard keyway and interchangeable core formats.

Are all mortise cylinders the same size?

Mortise cylinders are offered in lengths ranging from 1-1/8″ to 2″ and BHMA finishes 625, 626, 605, 606, 612, and 624. For special sizes, please consult Customer Service.

How do you measure for a new door lock?

Measure from the outside edge of the door (including furniture) to the centre of your door. This is dimension A and is called the External Size to Centre. 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.

How do you measure for a new front door lock?

You can work out the size of the lock by measuring the distance from the edge of the door to the centre of the door handle or knob. This measurement will give you the approximate size of the backset which will allow you to identify which size lock or latch you have.

What is the difference between mortise and cylindrical locks?

Mortise locks are more secure and durable than cylindrical locks due to their interior components and construction. In a mortise lock you can unlock both the latch and deadbolt locks by turning only one lever, but in cylindrical locks you have to lock and unlock the deadbolt and the latch separately.

What is the difference between a rim cylinder and a mortise cylinder?

The main difference between the two cylinders is the tailpieces and how they fit into the lock. Mortise cylinders have a threaded exterior and a cam. And rim cylinders have bolts and a stem that projects out into the door. This knowledge will benefit you when you are looking to service or replace your locks.

Are Mortice locks a standard size?

There are two sizes of mortice locks: 21/2” and 3”. If you are installing a mortice lock to a door with a narrow frame, or any door for that matter, it’s very important to know what size lock you need.

What does a mortise lock look like?

Mortise locks are assembled from many curiously odd-shaped, mechanical parts and enclosed inside a heavy-gauge steel case, punctured with circular and square holes that appear to represent a secret code. Mortise lock ‘bodies’ are mysteriously hidden inside a pocket, cut into the edge of the door.

What is Euro profile cylinder?

Euro cylinders, commonly referred to as ‘euro locks’ or ‘euro barrels’ are a particular profile of locking cylinder that is used in conjunction with an appropriate euro-profile mortice locks or multipoint door locks, and have become the norm now for most doors in the UK, especially with the influx of uPVC and Composite.

Does Kwikset make mortise locks?

Kwikset/Schlage 1-1/8″ 5 Pin Mortise Cylinder.

What is mortise lock set?

A mortise lockset is designed for doors using mortise locks, where a box lock is installed into a deep pocket or “mortise” in the edge of the door. Mortise lock sets are available in a variety of classic designs and include backplate, door knob, box lock and all the hardware you need.

How can you tell a 5 Lever mortice lock?

How to identify a five lever mortice lock The words ‘5 Lever’ engraved on the internal faceplate of the lock. Mostly found on wooden doors. You can’t fit them to uPVC, aluminium or composite doors. Locks and unlocks from the inside and outside with a key. The lock sits within the frame of the door.

What size cylinder do I need for a 44mm door?

For example: If you have a door that is 44mm thick and your handle back plate is 10mm deep, the total length needed is 64mm (44+10+10mm). In this situation you would then normally use a 70mm cylinder which would allow for a small protrusion of the cylinder of 3mm on either side of the door.

How does a euro cylinder lock work?

Revolving Cam – In the centre of the euro profile cylinder is a revolving cam. The cam is a rotating piece of the lock that the key manipulates. The cam then moves the lock bolt which allows the door to be locked and unlocked.

How far should euro cylinder protrude?

How to fit a Euro Cylinder Lock correctly: The cylinder should not protrude more than 3mm from the handle. Ideally should be completely flush with no external overhang. The correct size of the cylinder is vital.

Are all euro cylinder locks the same?

Euro Cylinders Can Vary in Length Single or half Euro Cylinder locks typically range from 40mm to 50mm, whilst Euro Cylinders range from 60mm up to 120mm as standard, equal lengths from the central cam. For example, an 80mm length standard Euro Profile Cylinder lock will measure 40mm either side of the operating cam.

How do you measure a thumb Euro cylinder?

How to measure and order: Starting on the Thumbturn side, measure from one end of the barrel to the centre of the fixing screw hole – this is Size A. Repeat on the key turn side, measuring to the centre of the screw hole – this is Size B. It is important that the thumbturn side is entered as Size A.