Marks USA MAR5SS19GL 5SS19GL LifeSaver Anti-Ligature Institution Privacy Lever Mortise Lock in Satin Stainless Steel

Marks USA 5SS19GL LifeSaver Anti-Ligature Institution Privacy Lever Mortise Lock in Satin Stainless Steel

The Marks USA 5SS19GL is part of the LifeSaver series of ANSI Grade 1 institutional life safety locksets, purpose-engineered to address managed liability, accident prevention, life safety, and security in behavioral health care institutions, X-ray settings, and correctional facilities. This anti-ligature mortise lockset features a Privacy (ANSI F26) function with a thumb turn on the inside and coin turn on the outside, and is designed to restrict the attachment of lines, laces, and similar items to door levers. Built entirely from stainless steel with a Satin Stainless Steel finish, it accommodates a 1 3/4" door thickness with a 2 3/4" backset and a steel case measuring 4 3/16" x 6 1/16" x 7/16". The 5SS19GL is non-handed, ADA compliant, fire rated, and backed by the Marks USA Lifetime Mechanical Warranty.

Key Features

• Anti-Ligature Design: Engineered to restrict the attachment of lines, laces, and similar items to door levers, making it ideal for behavioral health care, correctional, and institutional environments.
• ANSI Grade 1 Construction: Meets ANSI Grade 1 institutional life safety standards with a steel mortise case measuring 4 3/16" x 6 1/16" x 7/16" for heavy-duty commercial performance.
• Door Compatibility: Designed for 1 3/4" door thickness with a 2 3/4" backset and a front size of 1-1/8" x 2-1/4", with a 9/16" latch throw and 4 7/8" strike plate height.
• Privacy Function (ANSI F26): Latch retracted by levers at all times; inside locking via thumb turn and outside access via coin turn — no key required.
• All Stainless Steel Construction: All LifeSaver series locks are stainless steel with a Satin Stainless Steel finish, providing corrosion resistance and durability in demanding institutional settings.
• Clutch Lever with Needle Bearings: Features a clutch lever and needle bearings for smooth, reliable operation and long-term performance under heavy institutional use.
• Non-Handed & Easy Retrofit: Non-handed design retrofits all popular door preps and door constructions for simplified installation across a wide range of facilities.
• Antimicrobial Finish Available: The LifeSaver series includes antimicrobial finish options, supporting hygiene requirements in healthcare and institutional applications.
• Lifetime Mechanical Warranty: Backed by the Marks USA Lifetime Mechanical Warranty for long-term confidence in institutional deployments.

Certifications & Compliance

• ANSI Grade 1
• ANSI/BHMA Certified
• UL Listed (CULUS Listed)
• ADA Compliant
• Fire Rated
• Ligature-Resistant
• Marks USA Lifetime Mechanical Warranty

Technical Specifications

• Series: 5SS19 Series
• Latch Throw: 9/16"
• Product Group: Mechanical Locks
• Product Subgroup: Bored Locksets
• Product Type: Cylindrical Locks
• Subcategory: Cylindrical Locks
• ANSI/BHMA: ANSI/BHMA, UL Listed
• 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 Care Institutions
• Correctional Facilities
• X-Ray and Medical Imaging Settings
• Psychiatric and Mental Health Facilities
• Hospital and Healthcare Institutions
• Secure Residential Treatment Centers
• Government and Municipal Secure Facilities

Why Marks USA 5SS19GL LifeSaver?

Marks USA LifeSaver mortise locksets are purpose-built for the most demanding institutional environments, combining all-stainless-steel construction with ANSI Grade 1 performance, fire rating, ADA compliance, and UL listing in a single anti-ligature solution. The 5SS19GL's clutch lever with needle bearings, non-handed design, and retrofit-friendly construction make it a reliable, code-compliant choice for behavioral health, correctional, and institutional facilities where life safety and security are paramount.