Yale 77 Nightlatch Polished Chrome Case & Cylinder
The Yale 77 traditional nightlatch is a standard security lock that will provide a basic level of security, and suitable for all timber doors between 32-57mm thick.
The traditional Yale 77 door lock case features a polished chrome finish, it measures 65mm wide by 92mm long, with a 60mm backset (distance from the front of the face-plate to the centre of the key hole), the keep is 65mm by 31mm. The 5-pin cylinder lock has a polished chrome cylinder face has a diameter of 32mm, and will require a 32mm diameter hole through the door, and is supplied with 2 keys. The cylinder bezel features a polished chrome finish with an overall diameter of 44mm.
The chrome Yale 77 night latch has a reversible latch to suit outward opening doors when used in conjunction with a reverse strike plate (available separately). A snib function locks the latch in either the open or closed position (deadlock). This night latch is suitable for all timber doors, but we recommend that a mortice lock or similar is also fitted when securing external doors to provide additional security.
Further information, specifications and fitting instructions can be downloaded on the following links Yale 77 nightlatch specs (opens in a new window), Yale 77 nightlatch fitting guide (opens in a new window).
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