UT5251 ESE 613 LHR CL6 Corbin Russwin Unit Lock

Applications This lock has provided decades of service in some of the world's most prestigious buildings. Its pre-assembled, unitized construction is ideal for projects where installation costs are to be minimized. Typical high-traffic commercial, institutional and industrial applications include: Schools and universities Office buildings Hospitals Municipal buildings Historic buildings Advantages Factory pre-assembled for quick, economical, one-piece installation: no job site assembly required 3/4" radius latchbolt, designed to wedge more tightly into the strike when tampered with, while meeting all ADA force-to-latch requirements.

• Handing Specify hand. All functions are handed.
• Door Thickness 1-3/4" (44mm) only.
• Backset 2-3/4" (70mm) only.
• Lock Chassis One-piece investment cast frame. Machined internal parts of steel, bronze and stainless steel. Zinc dichromated for corrosion resistance.
• Front Beveled 1/8" (3mm) in 2" (51mm).
• Latchbolt Brass, chrome plated, 3/4" (19mm) throw pivoted, swinging type.
• Auxiliary Latch Deadlocks latchbolt, preventing manipulation when door is closed.
• Strike Wrought brass or bronze, ANSI strike with nylon adjusting screw, standard. 4-7/8" (124mm) x 1-1/4" (32mm) x 1-1/4" (32mm) lip to center. Optional strikes and lip lengths available;
• Cylinder Brass, 6-pin, L4 keyway, 0-bitted standard.
• Keys Two nickel silver standard. 
• Federal Meets FF-H-106C. 
• UL-cUL All locks listed for A label and lesser class doors, single or pair, maximum door size 3'8" (111.7cm) x 7'2"(218.4cm) All locksets also listed for B label 
• Warranty One-year limited.