Marks USA MAR195SSN 195SSN Grade 1 Anti-Ligature Clutched Lever Lockset — Passage, 2-3/4in Backset, 3-Hour Fire Rated

Marks USA 195SSN Grade 1 Anti-Ligature Clutched Lever Lockset — Passage Function, 2-3/4in Backset, 3-Hour Fire Rated

The Marks USA 195SSN is a Grade 1 commercial cylindrical lockset engineered for demanding environments where durability, safety, and long-term performance are critical. Featuring the Survivor Series' unique stainless steel clutch mechanism and bronze roller bearings, this passage-function lever lockset exceeds BHMA Grade 1 specifications by 300%, achieving over 3.6 million cycles. Designed for door thicknesses of 1-5/8" to 1-7/8" (with optional K1904 spacer for 1-3/8" doors) and a 2-3/4" backset, it ships with a #1135 4-7/8" ASA curved lip ANSI strike and is 3-Hour Fire Rated. ADA compliant and UL Listed, this lockset is ideal for high-traffic commercial applications requiring anti-ligature design.

Key Features

• Exceeds BHMA Grade 1 by 300%: Tested to over 3.6 million cycles, far surpassing standard Grade 1 requirements for exceptional long-term reliability in high-traffic environments.
• Unique Stainless Steel Clutch Mechanism: When locked, levers disengage from the retractor and interior mechanisms, swinging freely without resistance — eliminating lever droop and dramatically reducing wear and abuse on lock components.
• Anti-Ligature Design: The freely swinging lever design provides an anti-ligature solution suitable for healthcare, institutional, and behavioral health environments.
• Cast Bronze Roller Bearings: Cylindrical lock chassis constructed with cast retractors on bronze roller bearings for millions of cycles of smooth, durable operation.
• Door Thickness & Backset Compatibility: Fits door thicknesses of 1-5/8" to 1-7/8"; use K1904 spacer for 1-3/8" doors. Accommodates both 2-3/8" and 2-3/4" backsets.
• Latch Specifications: Latch #1834 with 1-1/8" x 2-1/4" front, 9/16" throw, and stainless steel nose for corrosion resistance and durability.
• Solid Cast Zamac Levers with 1/2" Return: Thru-bolted roses at 3-7/16" diameter with spring-loaded 2-#10 thru-bolts for secure, stable mounting.
• 3-Hour Fire Rated: Certified for use in fire-rated door assemblies, supporting code compliance in commercial and institutional buildings.
• Marks Lifetime Mechanical Warranty: Backed by Marks USA's Lifetime Mechanical Warranty for long-term confidence and protection.

Certifications & Compliance

• ANSI/BHMA Grade 1 — Exceeds specification by 300% (over 3.6 million cycles)
• UL Listed
• ADA Compliant
• 3-Hour Fire Rated
• Marks Lifetime Mechanical Warranty

Technical Specifications

• Series: 195 Series
• Product Group: Mechanical Locks
• Product Subgroup: Bored Locksets
• ANSI/BHMA: ANSI/BHMA, UL Listed
• Commercial/Residential: Commercial
• Function Description: Latch retracted by knobs/levers at all times
• ADA Compliant: Yes
• Keyed: No
• ANSI Function: F75
• Product Function: Passage/Hall/Closet
• Latch Type Specification: Deadlocking
• Product Category: Mechanical Locks
• Department: Door Hardware

Typical Applications

• Healthcare and Behavioral Health Facilities
• Educational Institutions and Schools
• Government and Municipal Buildings
• Commercial Office Buildings
• Correctional and Institutional Facilities
• Multi-Tenant Residential and Hospitality Properties
• Industrial and Warehouse Facilities

Why Marks USA 195SSN?

Marks USA 195 Series locksets are built to outperform standard commercial hardware, with a stainless steel clutch mechanism and cast bronze roller bearings that exceed BHMA Grade 1 specifications by 300% — delivering over 3.6 million cycles of reliable operation. The anti-ligature clutch design eliminates lever droop and reduces maintenance demands, making the 195SSN an engineered solution for the most demanding commercial and institutional environments where safety and longevity are non-negotiable.