Refer to specific manufacture data prior to specifying types.
Door hardware functions chart.
Our passion for door hardware is what drives us to develop the products that keep you and what matters most to you secure.
Rooms mechanical rooms and elec trical rooms that do not require panic hardware.
Bhma is a group of industry experts who grade residential door hardware performance in the categories of security durability and finish.
That s why our door hardware is volunteered for testing against the highest industry standards like the new bhma residential grading system.
The function or mechanical behavior of a lock especially a mortise or cylindrical lever lock should be specified for an opening.
Push button locks outside lever until unlocked with key or by rotating inside lever.
Outside knob lever locked by pushbutton on inside knob lever.
When shopping for door hardware here s some basic information you need to know.
Manufacturers may use various terminology but these are standard terms.
A thickness of 1 3 8 inches is standard for interior doors while 1 3 4 inches is standard for exterior doors.
Deadlocking latchbolt operated by lever from either side except when outside lever is locked by the push or turn button inside.
A grade of c is good b is better and a is best.
Make sure the hardware will work with your door thickness.
The diameter of the hole in the door.
Transformed the locking industry forever when he created his most important invention the yale pin tumbler cylinder.
Rotating inside knob lever or closing.
Lock functions determining which lock function is appropriate for which door can drive a specifier crazy.
Function description ansi no.
Some may say a lock is just a lock but schlage has spent a century unlocking opportunity and we ll continue opening more than just doors in the next 100 years.
Latch retracted by knobs levers at all times f76 privacy lock.
These are classified into more than 20 types using codes developed by door hardware group bhma.
F87 institutional asylum or utility.
When a storeroom lock is specified a door closer may also be needed to ensure that the door is not left open defeating security.
One hundred and fifty years later yale s comprehensive line of door hardware includes mortise and cylindrical locks exit devices door closers electromechanical products and key systems.
The relevant standard defining locks functions depends on the type of lock it is.
Door hardware function the following list shows different door lockset functions.
Function codes for locks exit devices code description code is ansi number cylinderical locks need single pair dummies f75 passage.
Locksets that require a key to retract the latch or deadbolt on the inside are not recommended for egress use.
Lock function chart function function no.
