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What is a lock cylinder

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What is a lock cylinder

2024-10-11

Choosing the right cylinder is a crucial step in keeping your front door as secure as possible. Disengageable, knob-operated, pump-operated... Nickel, chrome, brass, platinum... There are so many different products to compare, it can be hard to choose! If you’re looking to change the lock on an external door, read on to find out which type of cylinder will best meet your home security needs.

What’s a cylinder for?

The cylinder is an essential part of a lock, as serves to open and close the door. It generally consists of a metal cylinder into which a key is inserted to activate the locking mechanism. 

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What are the components of a cylinder? 

A lock cylinder (also known as a barrel) is made up of various parts:

A lock cylinder (or barrel) typically consists of several key components: 
1.Cylinder Body: The main housing that contains the internal parts of the lock. 
2.Keyway: The slot where the key is inserted, shaped to match the key's profile. 
3.Pins: Usually, there are upper and lower pins. These pins align when the correct key is inserted, allowing the cylinder to turn. 4.Springs: These push the pins down into the cylinder body, keeping them in place when the key is not inserted. 
5.Cam: A component that turns when the cylinder is rotated, engaging the locking mechanism. 
6.Retaining Ring: Holds the cylinder components in place. 
7.Cap: Covers the end of the cylinder and often contains the keyway. 
Bear in mind that the components in a lock cylinder vary according to the type of cylinder (e.g. pin tumbler, disc tumbler, etc.) and the manufacturer. However, the parts described above are generally found in most models. 

What are the different types of cylinders?

 There are various types of lock cylinders, each with its own specific features and benefits, so let’s take a look at how they compare.

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1.Single Cylinder:
 

Features: Keyed on one side, often with a thumb turn on the other. 
Benefits: Easy to operate; ideal for exterior doors.

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2.Double Cylinder: 

Features: Keyed on both sides, no thumb turn. 
Benefits: Increased security; prevents unauthorized access through glass.

3.Thumbturn Cylinder: 

Features: Keyless operation on one side with a thumb turn. 
Benefits: Convenient for quick access; ideal for interior doors.

4.Euro Cylinder: 

Features:Distinct shape and often used in multi-point locking systems.
Benefits: Versatile and available in high-security versions.

5.High-Security Cylinder:

Features:Advanced anti-picking and drilling resistance.
Benefits: Enhanced security; ideal for high-risk areas.

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6.Smart Cylinder:
 

Features:Electronic access control, often smartphone compatible.
Benefits: Keyless convenience and remote access management.

7.Mortise Cylinder:

Features:Fits into a mortise lock with a flat back.
Benefits: Strong and durable; used in commercial settings.

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8.Rim Cylinder:
 

Features:Surface-mounted, commonly used with panic bars.
BenefitsEasy to install and replace; suitable for emergency exits. Each type has unique advantages depending on security needs and door applications.

What are the components of a cylinder? 

To choose the right cylinders for your door, please consider the following steps:


1.Assess Security Needs: Determine the level of security required based on your location and the value of what you’re protecting. 
2.Identify Door Type: Check if your door is standard, double, or mortise, as this affects compatibility. 
3.Consider Usage: Decide between single, double, or thumbturn cylinders based on convenience and security. 
4.Look for Features: Choose high-security options for added protection or smart cylinders for keyless access. 
5.Check Ratings: Look for cylinders with good security ratings or certifications. 
6.Consult a Professional: If unsure, consult a locksmith to ensure you select the best option for your needs.