Adams Rite MS-1891-4025-335 Lockset for 1-1/2" Backset in Black

The MS-1891-4025-335 from Adams Rite is a Lockset for 1-1/2" Backset in Black. The MS-1891-4025-335 series Deadlock/Deadlatch provides a maximum security deadlock for after hour and traffic control convenience during business hours. It operates in such a way that the 360 degree turn of key or thumb turn throws or retracts the hook-shaped deadlock and then 120 degree further turn retracts latch bolt as well. Cylinder may accept any standard 1-5/32" diameter mortise cylinder or thumb turn from either or both sides. Handle retracts spring-loaded latchbolt only.

Features

• Black Anodized finish
• Cylinder Backset: 1-1/2"
• Case is made of stainless steel with corrosion-resistant plating that measures 1" x 7-3/8" x depth (depth varies by backset)
• Standard Stile Lip length
• Radius faceplate measures 1" x 6-7/8"
• Handed operation - LH or RHR (Left Hand or Right Hand Reverse door)
• Cylinder is not included
• MS+1891 Deadlocks are operable by any standard 1-5/32" diameter mortise cylinder with MS cam
• Grade 1 strength
• Latchbolt is made of eight ply laminated stainless steel that measures 5/8" x 1-3/8" with 13/16" throw
• Armored Strike made of satin stainless steel trim plate with steel mounting plate and dust box