Adams Rite MS-1890-4025-628 Lockset for 1-1/2" Backset in Clear

The MS-1890-4025-628 from Adams Rite is a Lockset for 1-1/2" Backset in Clear. The MS-1890-4025-628 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

• Clear Anodized finish: Provides a sleek, modern look while ensuring durability against corrosion.
• Cylinder Backset: 1-1/2" backset addresses specific installation needs and various door types.
• Corrosion-Resistant Case: Made of stainless steel, measuring 1" x 7-3/8", with depth varying by backset for reliable performance.
• Standard Stile Lip length: Ensures compatibility with most standard door installations.
• Flat Faceplate Size: Measures 1" x 6-7/8" for an unobtrusive installation.
• Handed Operation: Available in LH or RHR options for flexibility in installation on different door types.
• Cylinder Not Included: Offers the flexibility to choose any compatible mortise cylinder based on preference.
• Compatible with MS+1890 Deadlocks: Operable by any standard 1-5/32" diameter mortise cylinder with MS cam for user convenience.
• Grade 1 Strength: Ensures high security and durability per commercial standards.
• Durable Latchbolt: Constructed of eight ply laminated stainless steel, with dimensions 5/8" x 1-3/8" and a 13/16" throw for effective locking.
• Armored Strike: Made of satin stainless steel trim plate with steel mounting plate and dust box for enhanced security.

Adams Rite MS-1890-4025-628 Detailed Specifications