Ingersoll SC71 Nightlatch Door Lock

Ingersoll SC71 Cylinder Deadbolt Door Lock for Wooden Doors.  This world famous high security lock is an Auto Locking Nighlatch with lock bolt, the bolt is withdrawn by lever handle from the inside or by cylinder from the outside.  When the door is closed the deadbolt is automatically extended into the keep, the bolt can then be deadlocked by key from the outside.  On the side of the case is a roller switch that puts the lock into the latch position, this stops the bolt from throwing and locking the door.

The Ingersoll SC71 Nightlatch comes in three different finishes, Satin Chrome, Polished Chrome and Polished Brass

SC71 - For inward opening Doors, Supplied with Lock Case, Keep and Cylinder with 3 keysRA71 - Lock Case Only
RA71-20 - Keep for Outward Opening Doors

Mechanism: 10 Pin Cylinder

Cylinder finish: Brass, Chrome and Satin Chrome

Case size: 89mm

Case finish: Brass, Chrome and Satin Chrome

Keys Supplied: 3

Keyed Alike: Yes email for details

Master Keyed: Yes email for details

Differs: Unlimited

Door thickness: 35 - 57mm

Features

Supplied with solid box staple with reinforcing peg. Suitable for inward and outward opening doors

Operation

Deadbolt is automatically thrown when door is closed and withdrawn by lever pull or key outside. Handle is locked by extra turn of the key from outside. Bolt can be held back by turn snib on side of case.

Size