Marks USA MAR5SS19EW 5SS19EW LifeSaver Anti-Ligature Storeroom Lever Mortise Lock - Institutional, ADA Compliant, Polish Stainless

Marks USA 5SS19EW LifeSaver Anti-Ligature Storeroom Lever Mortise Lock — Institutional Grade, ADA Compliant

The Marks USA 5SS19EW LifeSaver is an institutional-grade anti-ligature storeroom lever mortise lock engineered for demanding environments including healthcare facilities, schools, and other institutional settings. Featuring a steel mortise case measuring 4 3/16" x 6 1/16" x 7/16" and a 2 3/4" backset, this lockset is designed for doors with a required thickness of 1 3/4" and is finished in Polish Stainless for lasting durability. The SS19 lever style with rose trim provides a ligature-resistant profile, while the storeroom function (ANSI F07) keeps the latch retracted by levers at all times with outside access via keyway. UL Listed for 3-hour fire rating and fully ADA compliant, this lock meets BHMA and CULUS standards for high-traffic commercial applications.

Key Features

• Anti-Ligature Design: Ligature-resistant SS19 lever and rose trim configuration specifically engineered to reduce self-harm risks in institutional, healthcare, and behavioral health environments.
• Storeroom Function (ANSI F07): Outside lever is always locked and requires a key for entry; inside dummy trim provides free egress at all times, ideal for secure storeroom and institutional applications.
• Precise Case Dimensions: Steel mortise case measures 4 3/16" x 6 1/16" x 7/16" with a 2 3/4" backset and 9/16" latch throw for accurate door preparation and reliable latching performance.
• Door Compatibility: Designed for doors with a required thickness of 1 3/4" (maximum 1 3/4") with a front size of 1-1/8" x 2-1/4" and ASA curved lip strike plate height of 4 7/8".
• Grade 1 Commercial Construction: Steel case construction rated Grade 1 for heavy-duty commercial use, backed by Marks USA's lifetime mechanical warranty for long-term reliability.
• Fire Rated: UL Listed for 3-hour fire rating, ensuring compliance with fire and life safety codes in institutional and commercial installations.
• ADA Compliant: Lever handle design satisfies ADA accessibility requirements for commercial and institutional door hardware applications.
• Polish Stainless Finish: Available in Polish Stainless (and six standard finishes across the series) for aesthetic consistency and corrosion resistance in high-use environments.
• Marks C Keyway: Outside locking access via Marks C keyway for controlled key management in institutional settings.

Certifications & Compliance

• UL Listed — 3-Hour Fire Rating
• ANSI/BHMA Certified
• CULUS Listed
• ADA Compliant
• Grade 1 (BHMA)
• ANSI Lockset Function: F07 (Storeroom) / F75
• Lifetime Mechanical Warranty (Marks USA Survivor Series)

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
• Commercial/Residential: Commercial
• 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
• Hospitals and Healthcare Institutions
• Educational Facilities and Schools
• Correctional and Detention Facilities
• Government and Municipal Buildings
• Commercial Office and Storeroom Doors
• Multi-Tenant Residential and Assisted Living Properties

Why Marks USA 5SS19EW?

Marks USA 5SS19EW LifeSaver mortise locks are built to Grade 1 commercial standards with a steel case, ligature-resistant SS19 lever design, and UL Listed 3-hour fire rating — delivering the safety and durability demanded by institutional environments. Backed by Marks USA's lifetime mechanical warranty and compliant with ADA, ANSI/BHMA, and CULUS standards, this lockset provides facility managers and security professionals with a trusted, code-compliant solution for high-risk and high-traffic door openings.