Marks USA MAR5SS19A 5SS19A LifeSaver Anti-Ligature Mortise Lockset - Institutional Storeroom Lever, Polished Stainless, ADA Compliant

Marks USA 5SS19A LifeSaver Anti-Ligature Mortise Lockset - Institutional Storeroom Lever, Polished Stainless, ADA Compliant

The Marks USA 5SS19A LifeSaver is an institutional-grade anti-ligature mortise lockset engineered for demanding environments where safety and security are paramount. Featuring a storeroom (ANSI F75) function with a 2 3/4" backset and a steel case measuring 4 3/16" x 6 1/16" x 7/16", this lockset is designed for 1 3/4" door thickness and delivers reliable, ligature-resistant performance. The SS19 lever style with rose trim is non-handed for simplified installation, and the unit is ADA compliant, fire rated, and meets BHMA and CULUS LISTED standards for commercial and institutional applications.

Key Features

• Anti-Ligature Design: Ligature-resistant SS19 lever and rose trim engineered to reduce risk in institutional and behavioral health environments.
• Storeroom Function (ANSI F75): Latch retracted by knobs/levers at all times; outside lever is always locked, providing controlled access via key only from the exterior.
• Precise Dimensional Specifications: 2 3/4" backset, steel case sized 4 3/16" x 6 1/16" x 7/16", front size 1-1/8" x 2-1/4", and 9/16" latch throw for accurate door preparation.
• Door Compatibility: Designed for 1 3/4" door thickness with a curved lip strike plate height of 4 7/8" for proper fit and alignment.
• Heavy-Duty Construction: Steel mortise case with clutch lever and needle bearings provides exceptional durability and smooth operation in high-traffic commercial settings.
• Non-Handed Installation: Non-handed configuration simplifies ordering and installation, compatible with doors of any swing direction.
• Marks C Keyway: Utilizes the Marks C keyway system and includes 2 keys, with a deadlocking latch type for added security.
• ADA Compliant: Lever handle design meets ADA accessibility requirements for commercial and institutional door hardware applications.
• Fire Rated: Carries a fire rating for use on rated door assemblies in compliance with applicable building and life safety codes.

Certifications & Compliance

• BHMA Certified
• CULUS Listed
• ANSI/BHMA Compliant
• UL Listed
• ADA Compliant
• Fire Rated
• Grade 1

Technical Specifications

• Series: 5SS19 Series
• Latch Throw: 9/16"
• Grade: Grade 1
• Product Group: Mechanical Locks
• Product Subgroup: Bored Locksets
• Product Type: Cylindrical Locks
• Subcategory: Cylindrical Locks
• ANSI/BHMA: ANSI/BHMA, UL Listed
• Lock Type: Cylindrical
• Function Description: Latch retracted by knobs/levers at all times
• Front Size: 1-1/8" x 2-1/4"
• ADA Compliant: Yes
• Keyed: No
• ANSI Function: F75
• Product Attribute: Cylindrical Locks
• Product Function: Passage/Hall/Closet
• Latch Type Specification: Deadlocking
• Product Category: Mechanical Locks
• Backset (Distance): 2-3/4"
• Department: Door Hardware

Typical Applications

• Behavioral Health and Psychiatric Facilities
• Institutional and Correctional Environments
• Healthcare and Hospital Patient Rooms
• Educational Facilities and School Buildings
• Government and Municipal Buildings
• Commercial Office Buildings
• Multi-Tenant Residential and Assisted Living Properties

Why Marks USA 5SS19A LifeSaver?

Marks USA 5SS19A LifeSaver mortise locksets are built to Grade 1 commercial standards with a steel case, clutch lever, and needle bearings, delivering the durability and smooth operation required in the most demanding institutional settings. Certified to BHMA, CULUS, and ANSI/BHMA standards and carrying a fire rating, the 5SS19A provides the compliance assurance and ligature-resistant safety features that healthcare, behavioral health, and institutional facilities depend on.