Corbin Russwin CL3880 Grade 2 Passage & Blank Plate Standard-Duty Cylindrical Lever Lock

Corbin Russwin CL3880-NON-KEYED Passage & Blank Plate Cylindrical Lever Lock | Grade 2 | Non-Handed | UL 3-Hour Fire Rated

Standard-Duty Commercial Cylindrical Lever Lockset for Communicating and Passage Applications

The Corbin Russwin CL3880-NON-KEYED is a Grade 2 standard-duty cylindrical lever lockset engineered for reliable passage and blank plate applications in commercial environments. Designed to ANSI function F111, this non-keyed lock features a lever on one side and a blank plate on the other, with levers always free for unrestricted passage through single or double communicating doors. Compatible with door thicknesses of 1-3/8" to 1-3/4" and a standard 2-3/4" backset, the CL3880 is built on a steel substrate with zinc dichromate treatment for corrosion resistance, and carries a UL-cUL 3-hour fire rating for added safety compliance.

Professional Features & Benefits

• Grade 2 standard-duty lever lockset per ANSI/BHMA A156.2 Series 4000, Grade 2
• Lever Release freewheeling levers for vandal resistance
• Solid cast levers with no plastic inserts
• Thrubolts prevent chassis rotation; ensure alignment, smooth operation and long life
• Non-handed spring cassette prevents lever sag
• 1/2" throw latchbolt accommodates 7/8" and 1" edge bore preps
• 2-3/8", 2-3/4", 3-3/4" and 5" backsets available
• UL/cUL listed for 3-hour fire doors up to 4' x 10'
• 14 finishes plus MicroShield® antimicrobial options
• High Security and security key systems available (Access 3®, Pyramid)
• Five-year limited warranty

Technical Specifications

• Grade: ANSI/BHMA A156.2 Series 4000, Grade 2
• Door Prep: ANSI/BHMA A156.115
• Handing: Non-handed
• Door Thickness: 1-3/8" to 1-7/8" (35–48mm) standard; optional 2" 2-1/4" (57mm)
• Backset: 2-3/4" (70mm) standard; optional 2-3/8", 3-3/4", 5"
• Latchbolt: Stainless steel, 1/2" (13mm) throw
• Front: Wrought brass, bronze, or stainless steel, 2-1/4" x 1-1/8" (standard)
• Strike: Wrought brass or stainless steel, ANSI curved lip, 4-7/8" x 1-1/4" x 1-1/4" lip to center
• Cylinder: Brass, 6-pin L4 keyway, 0-bitted standard
• Minimum Stile: 4-1/2" (114mm)
• Certifications: ANSI/BHMA A156.2 Grade 2; UL/cUL 3-hour fire rating; ADA A117.1; NFPA 80; Windstorm/Hurricane certified
• Warranty: Five-year limited

Professional Applications

• Interior Office Environments
• Closets and Storage Rooms
• Multi-Family and Residential Housing
• Restaurant and Hospitality Facilities
• Retail Complexes and Commercial Storefronts
• Educational Facilities
• Healthcare and Medical Office Buildings

Why Choose Corbin Russwin Quality?

Corbin Russwin CL3800 Series cylindrical lever locksets deliver professional-grade reliability through solid cast lever construction, a steel substrate with zinc dichromate corrosion resistance, and ANSI/BHMA Grade 2 certification with UL-cUL 3-hour fire rating compliance. The CL3880 is backed by a 7 Year Limited warranty, providing long-term confidence for commercial installations. As part of the broader CL3300 and CL3500 Series ecosystem, the CL3800 Series enables cost-effective project specification without compromising functionality or durability across standard commercial applications.