Corbin Russwin ML2055 LWN Classroom Mortise Lock, LW Lever, N Escutcheon

Corbin Russwin ML2055-LWN Mortise Classroom Lock

Classroom - ANSI F05

Latchbolt by grip either side, unless outside grip is locked by key outside Latchbolt by key when outside grip unlocked Auxiliary latch deadlocks latchbolt Inside grip always free Outside grip remains locked unless unlocked by key

Handing: Quick reversible. The lockset can be re-handed without disassembling the lock case

Door Thickness: 1-3/4" (44mm) standard.

Backset: 2-3/4" (70mm).

Lockcase: Heavy-gauge chrome plated steel, 5-7/8" (149mm) x 4" (102mm) x 15/16" (24mm).

Front: Heavy-gauge steel, 8" (203mm) x 1-1/4" (32mm) x -3/32" (2mm). Accommodates flat doors and doors beveled 1/8" (3mm) in 2" (51mm). Furnished 1-1/16" (27mm), optional D138, wide for 1-3/8" (35mm) doors.

Armored Front: Wrought brass, bronze or stainless steel attached by machine screws to lockcasem front.

Latchbolt: 2-piece mechanical with anti-friction insert, 5/8" (16mm) x 1" (25mm) x 3/4"(19mm) throw.

Auxiliary Latchbolt: 9/16" (14mm) effective throw and 3/8" (10mm) effective auxiliary latch deadlocking.

Deadbolt: One-piece stainless steel, 19/32" (15mm) x 1-1/4" (32mm) x 1" (25mm) throw.

Hub Knob: stainless steel, 9/32" (7mm) x 9/32" (7mm). Lever: steel, 5/16" (8mm). (Including ) 3/8" (10mm) stainless steel.

Spacing: C. to c. knob/lever to cylinder: 3-5/8" (92mm). C. to c. knob/lever to thumbturn: 2-7/16" (62mm).

Strike: Wrought brass, bronze or stainless steel, ANSI straight lip standard, 4-7/8" (124mm) x 1-1/4" (32mm) x 1-1/8" (29mm) lip to center. Optional strikes, lip lengths and ANSI wrought strike box available

Cylinder: Brass, 6-pin, L4 keyway standard. Optional cylinders available, 7-pin cylinder, Interchangeable core (IC)

Keys: Two nickel silver standard.

Keying Features Available: Master keying, Construction master keying

Warranty: Ten-year limited.

Model: Corbin Russwin ML2055LWN, ML2055LWN626, ML2055LWN612

Certification/Compliance ANSI: Meets A156.13 Series 1000, Operational and Security Grade 1. Meets A117.1 Accessibility Code.

Federal: Meets FF-H-106C.

UL /ULC-UL10C Positive Pressure: All locks listed for A label and lesser class doors, 4' (122cm) x 10' (305cm) single or 8' (244cm) x 10' (305cm) pair. Letter F and UL symbol on armored front indicate listing.

California State Reference Code: (Formerly Title 19, California State Fire Marshal Standard)All levers with returns, return to within 1/2" (13mm) of door face.

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