Lockwood Selector 4772 universal mortice lock with 89mm backset
4772SS

Mortice Lock a pocket cut into the short edge of the door, allows a longer and thicker mortise box to slide into the door itself, providing superior protection.

Mortice Lock Function - These locks have various latching functions which can be operated by key or handle outside and by turnknob, key or handle inside.

• All handing settings (Passage, Combination or Escape) can be adjusted via the hub selector under the face plate.
• Successfully tested up to 4 hours (depending on the type of doorset) on fire door assemblies by Australian Standard AS 1905.1- 2015, Part 1: Fire Resistant Doorsets.
• Holdback must not be activated on fire doors.

Features:

• Easy Red /Green function setting.
• All lock settings are made from under the faceplate allowing for simple in-door configuration.
• Standard primary locks include anti-lockout and holdback capabilities (holdback is not suitable for fire doors).
• Operated by key or handle outside or by turnsnib, key or handle inside.
• Through-fixing of rose furniture turnknobs and escutcheons.
• Electric Strike compatibility.
• 15 mm stainless steel reversible latch bolt.
• Supplied less cylinder.
• Supplied with Selector 'V' cam.
• Compatible to most restricted keying systems.

Specifications:

• Backset: 89mm
• Case Material: Zinc
• Door Thickness: 32mm - 50mm
• Fire Rating: up to 4 hours
• Finish: Stainless Steel

Approvals:

• Security S7, Corrosion Security C6, Durability D8