The Union 3K74 series British standard 5 Lever Mortice rollerbolt sashlocks are suitable for use on timber doors hinged on the left or right and are also suitable for use on doors up to 50mm thick. The lock has a deadbolt operation and is locked or unlocked by key from either side with the latch bolt being withdrawn by a lever handle from either side. It has force resistant, anti drill, anti-pick and anti-saw security features and is available with square forend and striking plate with a 14mm bolt throw. They are also pierced to accept bolt through furniture. The 3K74E series locks are recommended by insurance companies, kitemarked to BS3621: 2007 (British Standard) and has been approved by the police Secured by Design initiative. They are also covered by a 25 Year guarantee. Deadbolt: Brass, with hardened steel rollersLatch Bolt: Roller bolt (non handed)Follower: Sintered Iron, 8mm squareKeys supplied: Standard differ supplied with 2 keys. For locks to pass please specify number of keys required.Key Blank Number: B-K722 (standard)Cut Key Number: B-5LCNB Not suitable for master keyingRebate Kit B-3K74R (13mm, 19mm and 25mm) EN1634-1 assessed for use on 60 minute timber fire doors.Visi packed.Finish: Satin Chrome FinishForend: Stainless SteelBox Strike Assembly: Painted to match forendCase Finish: Silver powder coatCase Size: 80mm x 108mm (3in)BackSet: 53mm This is the measurement from the edge of the door to the centre of the keyhole.Centres: 57mm This is the measurement from the centre of the follower, which operates the handles, to the centre of the keyhole. In the UK this is commonly 57mm.
The Yale PM562 British Standard 5 lever mortice deadlocks offer a very high level of security and are suitable for use on external timber doors. The deadbolt is locked or unlocked by key from either side. The PM562 series lock are recommended by insurance companies, kitemarked to BS3621: 2007 and has been approved by the police Secured by Design initiative. These deadlocks also have a 20mm anti-saw deadbolt, an anti-drill case and have a 15 year guarantee. A deadlock has a single deadbolt which is locked or unlocked and locked by means of a key from either side, whereas, a sashlock has both a deadbolt and a latch which is operated from either side by a lever handles. The security level of mortice deadlocks or sashlocks ranges from 2-5 levers. The higher the number of levers the more secure the lock is.The Yale Locks YALPM562PB25 PM562 Hi-Security BS 5 Lever Mortice Dead Lock 68mm 2.5 inch comes in the following:Finish: Polished BrassCase Size: 6mm x 89mm (2.5 inch)Backset: 45mm This is the measurement from the edge of the door to the centre of the keyhole.