Arrow AM Series Single Cylinder Mortise Lock - Grade 1 - Dormitory

Arrow mortise locks are intended for heavy duty use in schools, hospitals and commercial buildings where security, durability and low maintenance are required. They are engineered for strength and  performance, and precisely manufactured to exacting standards.

Keys - Two nickel silver standard. If you require a special Keyway or an interchangeable core, please call 1-855-362-9090.

Function - Dormitory: Latchbolt operated by knob/lever either side. When outside knob is locked by projected deadbolt, (by inside turnpiece or outside key) key outside will retract deadbolt, then latchbolt. Turning inside knob will retract latchbolt and deadbolt simultaneously, which will unlock outside knob/lever. When deadbolt is projected, the latchbolt is deadlocked.