Standard Door Lock Measurements

Then you need to measure the width most common width are 2 6.

Standard door lock measurements.

The door jamb is the frame that installs in the wall and supports the door via hinges. In the united states there are two common backsets for residential door locks. 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.

The standard bore is 2 1 8. Standard door lock hole size if you ve decided to change your locks over rekeying you ll want to consider the hole size. The sizes vary depending on various factors and could be anything from 2 1 8 inches in diameter and more. Next you need to determine which direction the door opens in out left right swings.

Many older doors had bores that were been smaller. 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. 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 dimensions of faceplate latches are 2 inches for height 1 inch for width and inch diameter at the corners. If one wants to replace their locks on doors that have smaller diameter holes there are 2 options. Continue by measuring the door from left to right. A bore hole is where the door job is mounted.

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. The international building code has established doorknob height between 34 and 48 inches above a finished floor. Opening heights 3 0 through 4 11 15 16 centered in door height not frame. If you are looking to replace a door you currently have measure the existing door from top to bottom.

2 3 8 inches and 2 3 4 inches. Lock bore the diameter of the hole for the lock body. The latch is held securely in its place and the faceplate adds an aesthetic value to your door. Dummy sets have no latch and are surface mounted so you can install a dummy set wherever you choose on the door.

You also want to measure the thickness of the door. How to measure your door properly. Installers typically drill the hole centered 36 inches above the floor if not specifically instructed to do so differently. If this door is for a shop a router jig is used to prepare it for the faceplate latches.