3K74E - BS 5 Lever BS3621:2007 Mortice Sashlock

Application

• Approved by insurance companies and the police
• For timber door hinged on the left or the right
• Keys are suitable for use on doors up to 50mm thick

Specification

• Deadbolt is locked or unlocked by key from either side
• Extended 20mm deadbolt for secure positive deadlocking and resistance against attack
• Latch bolt withdrawn by lever handle from either side
• Force resistant, anti drill, anti-pick and anti-saw security features
• Available with square forend and striking plate
• 20mm bolt throw
• Can be supplied on patented RKS key section to prevent illicit copying of keys
• Case Size: 67mm and 80mm
• Backset: 40mm or 53mm
• Centres: 57mm
• Case: Silver powder coat
• Forend: Stainless steel or brass
• Box Strike Assembly: Painted to match forend
• Deadbolt: Brass, with hardened steel rollers
• Latch Bolt: Roller bolt (non handed)
• Follower: Sintered Iron, 8mm square
• Keying Groups: Standard differ or to pass.  Not suitable for master keying
• Keys supplied: Standard differ supplied with 3 keys.  For locks to pass please specify number of keys required
• Key Blank Numbers:
  • B-K722 (standard)
  • B-K750 (RKS)
• Cut Key: B-5LC standard
• Rebate Kit: B-3K74R (13mm and 25mm)
• Available in SC and PL finishes

Finish

• SC - Satin Chrome finish
• PL - Polished Brass finish

Standards

• Tested to BS3621:2007
• EN 1634-1 assessed for use on 60 minutes timber fire doors