Manufacturer: Adams Rite
Product Type: Deadlatch
Handing: Right Hand (RH) or Left Hand Reverse (LHR)
Strike Size: Mortised 4-5/8”
Strike Shape: Flat/Standard Jamb
Flexibility of traffic control and installation is offered by 4900 Heavy Duty Deadlatches. A reverse turn of the key while bolt is held retracted retains the bolt, to allow two-way traffic for applications which require free entrance at certain times and exit-only at other times. Interchangeable, without stile modification, with any MS1850A or MS1850S deadbolt of same backset and faceplate shape. 1-3/4” minimum door thickness required.
Turn key or operate handle or paddle to retract spring-loaded latchbolt. To hold bolt retracted, push it in and secure by reverse turn of key. Uses any standard 1-5/32” mortise cylinder with MS dimensional cam.