Description
Corbin Russwin UT5255 ESE 626 RH Classroom Unit Lock
Corbin Russwin UT5255 ESE 626 RH Classroom Unit Lock offers a reliable solution for high-traffic areas in educational and institutional settings. Designed with a classroom function, this lock features a handed, conventional cylinder and comes finished in a sleek satin chrome. Its pre-assembled, unitized construction allows for quick and economical installation, saving time and resources on job sites. Ideal for schools, office buildings, hospitals, and historical sites, the UT5255 is engineered to withstand the rigors of daily use while meeting ADA force-to-latch requirements. The 3/4″ radius latchbolt is designed to resist tampering, providing added security. A one-piece investment cast frame with machined internal parts made of steel, bronze, and stainless steel ensures durability and longevity. This lock accommodates a door thickness of 1-3/4″ and has a backset of 2-3/4″. The auxiliary latch deadlocks the latchbolt when the door is closed, preventing unauthorized manipulation. The included 6-pin brass cylinder with an L4 keyway and two nickel silver keys adds convenience. Additionally, the UT5255 meets FF-H-106C standards and is UL-cUL listed for A label doors. With a one-year limited warranty, this unit lock is a trusted choice for professionals seeking quality and performance.
Classroom Unit Lock
Classroom Function, Handed, Conventional Cylinder, Satin Chrome
ApplicationsThis lock has provided decades ofservice in some of the world’s mostprestigious buildings. Its pre-assembled,unitized construction is ideal for projectswhere installation costs are to beminimized. Typical high-traffic commercial,institutional and industrial applicationsinclude: Schools and universities Office buildings Hospitals Municipal buildings Historic buildingsAdvantages Factory pre-assembled for quick,economical, one-piece installation: nojob site assembly required 3/4″ radius latchbolt, designed towedge more tightly into the strikewhen tampered with, while meeting allADA force-to-latch requirements.
Factory pre-assembled for quick, economical, one-piece installation.
The UT5200lock 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.
- 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.
Attributes
Base Material: Brass or Bronze
Bolt Projection: 3/4 In.
Burglar Rated: No
Cylinder Type: Conventional Cylinder
Door Thickness: 1-3/4 In.
Dust Box: None
Finish: 626/US26D
Fire Rated: 3 Hours {A}
Fire Rating: 3 Hours {A}
Function: 51-Entrance or Office
Leverknob Design: ES – Lever
Limited Warranty: 1 Year
Roseescutcheon Design: E – Rose
Screws: Combination
Series: UT5200 Series Unit Locks
Std Latch Backset Dim: 2-3/4 In.
Std Latch Type: Guarded Latch
Std Strike Height: 4-7/8 In.
Std Strike Type: ASA
Std Strike Width: 1-1/4 In.
Subtype: Unit Lock
Type: Locks, Cylinders, Cores, Keyblanks
Resources
- UT5200 Series Parts Manual
- UT5200 Series Unit Locks Cut Sheet
- UT5200 Unit Lock (auxiliary) Catalog






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