Standard Door Lock Measurements

Pack your locks with a 2 3 8 inch or 2 3 4 inch latch depending on which backset you specify.

Standard door lock measurements.

Standard interior door jamb thickness on pre hung doors is 4 9 16 inches. If one wants to replace their locks on doors that have smaller diameter holes there are 2 options. Newer comes usually have a width of 30 inches and a standard high of 96 inches. Most of the current locks require the standard 2 1 8 bore.

The sizes vary depending on various factors and could be anything from 2 1 8 inches in diameter and more. A bore hole is where the door job is mounted. There are many different case depths but the most common sizes are 64mm and 76mm. The dimensions of faceplate latches are 2 inches for height 1 inch for width and inch diameter at the corners.

Standard door lock hole size if you ve decided to change your locks over rekeying you ll want to consider the hole size. How to measure your door properly. The latch is held securely in its place and the faceplate adds an aesthetic value to your door. Opening heights 3 0 through 4 11 15 16 centered in door height not frame.

To measure your existing door you need to take a measuring tape and measure from the bottom of the door to the top of the door most common doors measure. If this door is for a shop a router jig is used to prepare it for the faceplate latches. If you are looking to replace a door you currently have measure the existing door from top to bottom. In the united states there are two common backsets for residential door locks.

The door jamb is the frame that installs in the wall and supports the door via hinges. Then you need to measure the width most common width are 2 6. Many older doors had bores that were been smaller. Installers typically drill the hole centered 36 inches above the floor if not specifically instructed to do so differently.

The international building code has established doorknob height between 34 and 48 inches above a finished floor. 2 3 8 inches and 2 3 4 inches. All standard bored locks ansi 115 2 161 61l type for mortise lock ansi 115 1 86 type all locations must be altered 3 8 lower and standard strike asa type. Dummy sets have no latch and are surface mounted so you can install a dummy set wherever you choose on the door.

Next you need to determine which direction the door opens in out left right swings. Continue by measuring the door from left to right. B the backset the backset measurement is the distance from the centre of the keyhole to the leading edge of the lock. This is the metric equivalent to 2 5 and 3 lock cases from back in the imperial days.