Adams Rite MS-1891W4025-335 Lockset for 1-1/2" Backset in Black Anodized

The MS-1891W4025-335 from Adams Rite is a lockset for 1-1/2" backset in black anodized. The MS+1891 series Deadlock/Deadlatch provides maximum security for after-hours and traffic control convenience during business hours. It features a 360-degree key or thumb turn that securely locks and unlocks, along with a durable construction that ensures long-lasting performance and reliability.

Adams Rite MS-1891W4025-335 Lockset Features

• Black Anodized finish: Provides excellent corrosion resistance while maintaining a sleek appearance.
• Cylinder Backset: 1-1/2": Specifically designed for compatibility with standard door backset sizes.
• Stainless Steel Case: Corrosion-resistant plating enhances durability, measuring 1" x 7-3/8" (depth varies by backset).
• Standard Stile Lip length: Fits a variety of door styles for versatility in applications.
• Radius faceplate with weatherstrip: Measures 1" x 6-7/8", improving energy efficiency and weather protection.
• Handed operation - LH or RHR: Offers flexibility to install on left-hand or right-hand reverse doors.
• Cylinder not included: Allows customization with any standard 1-5/32" diameter mortise cylinder.
• MS+1891W Deadlocks operability: Works with any standard mortise cylinder with MS cam for added convenience.
• Grade 1 strength: Ensures high security and durability, suitable for commercial and residential applications.
• Latchbolt construction: Made from eight ply laminated stainless steel with a 5/8" x 1-3/8" size and 13/16" throw for robust performance.
• Armored Strike: Features satin stainless steel trim plate with steel mounting plate for enhanced security and reliability.

Adams Rite MS-1891W4025-335 Detailed Specifications