Marks USA MAR175F 175F Storeroom Lever Lockset — Grade 2 Survivor Series, American Lever, ADA Compliant

Marks USA 175F Storeroom Lever Lockset — Grade 2 Survivor Series, American Lever, ADA Compliant

The Marks USA 175F is a Grade 2 Survivor Series cylindrical storeroom lever lockset engineered to deliver Grade 1 performance at a Grade 2 price point. Designed for commercial applications including office buildings, schools, universities, and hospitals, this bored lockset features a 1/2" latch throw, a 2-3/4" backset, and accommodates a door thickness of 1-3/4". The ANSI Function F86 storeroom configuration keeps the outside lever always locked and rigid, with latchbolt retraction available only by key from the outside or by rotating the inside lever, which remains always free. The unit includes a deadlocking latchbolt and an ANSI-standard 1-1/4" x 4-7/8" square corner strike, and is both ANSI/BHMA certified and UL Listed.

Key Features

• Storeroom Function (ANSI F86): Outside lever is always locked and rigid; latchbolt is retracted by key from the outside or by rotating the inside lever, which remains always free — ideal for secured storeroom and utility applications.
• Deadlocking Latchbolt: Integrated deadlocking latchbolt provides added security against latch manipulation and forced entry.
• Grade 2 Survivor Series Performance: Engineered to deliver the performance and quality of a Grade 1 lockset at a Grade 2 price, making it a cost-effective solution for commercial environments.
• ADA Compliant Lever Design: American lever style meets ADA accessibility requirements, ensuring compliance in public and commercial facilities.
• Precise Dimensional Specifications: Features a 1/2" latch throw, 2-3/4" backset, 1-3/4" door thickness compatibility, and a 1-1/8" x 2-1/4" front size for accurate door preparation.
• ANSI Standard Strike Included: Supplied with a 1-1/4" x 4-7/8", 1-1/4" lip, square corner ANSI strike for straightforward installation on standard commercial door frames.
• Cylindrical Bored Lockset Construction: Cylindrical lock format simplifies installation in standard bored door preparations, reducing labor time in new construction and retrofit applications.

Certifications & Compliance

• ANSI/BHMA Certified
• UL Listed
• ADA Compliant
• ANSI Function F86

Technical Specifications

• Series: 175 Series
• Latch Throw: 1/2"
• 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: Outside knob/lever always locked/rigid. Latchbolt retracted by key in outside knob/lever or by rotating inside knob/lever. Inside knob/lever always free. Deadlocking latchbolt.
• Front Size: 1-1/8" x 2-1/4"
• ADA Compliant: Yes
• Keyed: Yes
• ANSI Function: F86
• Product Attribute: Cylindrical Locks
• Door Thickness Range: 1-3/4"
• Latch Type Specification: Deadlocking
• Strike Classification: ANSI, 1-1/4" x 4-7/8", 1-1/4" Lip, Square Corner
• Product Category: Mechanical Locks
• Backset (Distance): 2-3/4"
• Department: Door Hardware

Typical Applications

• Commercial Office Buildings
• Educational Facilities — Schools and Universities
• Healthcare Institutions and Hospitals
• Retail Establishments and Storerooms
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Why Marks USA 175F?

Marks USA 175 Series locksets are built to deliver commercial-grade reliability with ANSI/BHMA certification and UL Listing, ensuring verified performance in demanding environments. The 175F's cylindrical construction, deadlocking latchbolt, and ADA-compliant American lever design make it a dependable, code-conscious choice for storeroom security across offices, schools, hospitals, and beyond.