Front Door Lock Standards

Some exterior door locks are designed to automatically lock when the door closes.

Front door lock standards.

To get the best front door locks you need to make sure that your measurements are always right. Grade 1 top ansi lock grade. You need to make sure that the diameter of your old cylinder is consistent with the high security cylinder you are replacing it with. But selecting the right lock for your front door can be confusing.

If the product does not fit properly it is less likely to function properly. Grade 1 is the highest quality lock that you can buy. The grades range from 3 to 1 with 3 reflecting basic security and 1 reflecting top level security. Front back door lever 1 hook bolt latch locks 3 keyed handlesets 33 pocket door locks 69.

Bs3621 is a lock standard by british standards institute bsi for thief resistant locks bs 3621 locks are found on some front and back doors in the home and it s a good way to check that your security is up to standard. Locks that are grade 1 offer the highest level of strength and security. For screen reader problems with this website please call 1 800 430 3376 or text 38698 standard carrier rates apply to. The institute is a private non profit that helps create standards for many products.

The american national standards institute ansi assigns grades to locks that reflect how well you can expect them to perform over time. There are four main factors that determine a deadbolt s over all level of security. Schlage century encode smart wifi door lock with alarm and latitude lever handleset in matte black model fe489cen622lat. When you see packaging bearing ansi grade 3 or 2 or 1 those numbers on door locks and deadbolts are a collaboration between ansi and the builders hardware manufacturers association.

The actual lock grade refers to the amount of times that a lock and unlocking can be performed. The two most common are 5 1 2 and 6 from the centers of the two holes. There are 3 basic grades of locks starting with grade 1 which rates locks at 800 000 locking cycles grade two at 400 000 cycles and grade 3 at 200 000 cycles. When the lock is engaged multiple bolts will engage into the door frame usually with a minimum of 3 points and sometimes 4 or 5 points.

When boring deadbolt locks in a door there are two standards for spacing between the bottom lock and the deadbolt. It s a reflection of the durability of the internal door lock types not the amount of security they provide. Security is why you would install a deadbolt in the first place.