Different Types of Security Locks
Hasp
Consists of a metal hinge and an anchoring bolt so locks can be secured to gates, sheds and garages.
Conceals the mounting screws when the lock is in place.
Insert a padlock through the ring and lock to secure the hasp.
Another type is the hasplock, which has a padlock attached to it, which makes it impossible to lose the padlock when the hasp is open.
A sliding lock mechanism used to provide security for average weight doors and windows.
Is surface mounted where the bolt slides into a catch on the other side of the door.
Available in decorative finishes and with surface or universal strikes.
Some have spring action to hold the bolt in place, and some are lockable.
The metal plate the latch slides into on the doorjamb or frame.
All new locksets come with strikes, but some homeowners may want to replace them with high-security strikes or replace damaged ones.
Adjustable strikes are available that provide 1/4” adjustment to allow for door and frame warpage.
Latch Guard
Used on in-opening doors.
Reinforces the door and prevents spreading of the frame.
The standard 7” latch guard fits all backsets, deadbolts and key-in-knob locks.
The 12” latch guard also fits all double locks, mortise locks and access control locks.
Latch guards for out-opening doors protect the latch or bolt. Several sizes and types are available, ranging from 6” to 12”.
User must dial a combination to open the lock.
Hardened solid steel alloys make better locks and shackles.
Provides maximum security for valuables.
Pin-tumbler locking mechanisms make padlocks harder for thieves to pick.
Tumblers with five or more pins provide the best security, while four pin is the next best.
Hardened solid steel and steel alloys make better locks and shackles.
Solid extruded brass padlocks are more resistant to rust than steel, but can be damaged more easily.
Offers many key changes by replacing the cylinder.
Usually used in electronic security systems, but some owners of motorcycles and expensive bikes use them as well.
Pins are arranged in a circle and are exposed.
The key is cylindrical
Uses the combination of a lock and cable to lock and secure objects in a variety of applications. Some models have a chain or cable permanently attached to a combination or keyed lock.
Chain or cable often has a protective plastic coating to prevent scratching.
U-Bar Lock
Provides maximum protection for bicycles, gates, etc
Hardened steel shanks resist cutting.
Available in combination lock or keyed lock versions.
Gun Lock
Fits over the trigger housing of guns to prevent firing of the weapon.
Some models have a sound alarm to warn that the gun is being tampered with.
Some have tamper-evident devices to alert owners that the gun has been disturbed.
Some models can lock multiple guns at once.
Used to secure standing trailers by rendering the towing device inoperable.
Locks cover or fill the coupler socket so it cannot be mounted on a ball.
Barrel Bolt
Strike
Latch Guard
Combination Lock
Pin-Tumbler Padlock
Tubular Cylinder Padlock
Cable Lock
U-Bar Lock
Gun Lock
Trailer Lock
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