The backset is the distance from the edge of the door to the center of the 2-1/8-inch bore hole. In the United States, there are two common backsets for residential door locks: 2 3/8 inches and 2 3/4 inches. Pack your locks with a 2-3/8-inch or 2-3/4-inch latch, depending on which backset you specify.
How do you measure a backset latch?
The backset is the measurement from the edge of the door to the center of the bore hole. Most door handle sets feature a 2-3/8″ or 2-3/4″ backset. To determine the backset on your door, measure the distance from the outer edge of the door, to the center, or highest point of the bore hole.
What size do door latches come in?
Choosing Latches For Your Door Handles or Knobs The most common size has a casing which is 63mm in depth and the distance to the middle of the square operating spindle is 44mm. This size of latch is used for the majority of lever handles on back plates, where the width of the back plate is about 40-45mm.
What is the backset on a latch?
The backset is the distance from the edge of the door to the spindle mechanism on the latch. Usually for a 63mm case measurement it will have a 44mm backset and for a 76mm case measurement will have a 65mm backset. The backset you choose is where your door knobs will sit on the door (where the spindle goes through).
How do I measure my backset?
Backset: A backset is the distance from the center of the cross bore, to the edge of the door. To determine the correct backset measurement for your door, you need to measure the distance from the edge of the door to the center of your cross bore.
What is backset size on a mortice lock?
Almost ALL domestic mortice locks and tubular latches are supplied with either a 44mm or 57mm backset length. These equate to case sizes of 2.1/2″ or 3″ in imperial measurements. Commercial (DIN) lockcases are 60mm backset.
What is the backset on a door latch?
The backset is the distance from the edge of the door to the spindle mechanism on the latch. Usually for a 63mm case measurement it will have a 44mm backset and for a 76mm case measurement will have a 65mm backset.
What does 44mm backset mean?
‘Backset’ is the distance from the front of the lock to the centre of the spindle as shown here. Almost ALL domestic mortice locks and tubular latches are supplied with either a 44mm or 57mm backset length. These equate to case sizes of 2.1/2″ or 3″ in imperial measurements.
How do you choose a backset?
To determine the correct backset measurement for your door, you need to measure the distance from the edge of the door to the center of your cross bore. The two standard backset measurements in North America are 2 3/8 inches and 2 3/4 inches.
What size is the dead latch on a Kwikset door?
Polished Brass, Entry Dead latch, 5″ Backset With Rectangular Face, Clear Pack. Replace the latch on that Kwikset deadbolt with this 5-inch dead-latch for continued security.
Does the Schlage deadbolt latch work with Schlage door hardware?
Only works with Schlage Brand Deadbolts. Due to COVID we have not received regular shipments from Schlage so stock is limited. If you need it right away, please text us at 307-275-9700 for availability. Schlage’s 5″ backset Deadbolt latch is available in standard Schlage finishes. Only works with Schlage brand door hardware.
What is an extension kit for doors?
Extension kits are available for thicker doors. Most hardware is interchangeable, only requiring that the backset (the distance from the edge of the door to the center of the knob or lock, usually 2-3/8 or 2-3/4 inches) matches the hole (s) in the door so that the latch or bolt throws properly. Some hardware sets adjust for both backset lengths.
What is the standard thickness of a door?
Standard doors are either 1-3/8 or 1-3/4 inches thick, with most hardware designed to adjust for either. Extension kits are available for thicker doors.
