Adams Rite MS-1893-45-IB Deadlock / Deadlatch Features
The MS-1893-45-IB from Adams Rite is a deadlock / deadlatch without faceplate and strike. Maximum Security deadlock after hours plus traffic control convenience for management during the business day. Typical installation is a bank or store requiring three modes of door control: 1. Both lock and latch bolts retracted for unrestricted entry and exit during business hours, 2. Handle-operated latch for exit-only traffic just after closing, and 3. Maximum Security hookbolt for overnight lockup. NOTE: Handle or paddle operates latchbolt only. 360° turn of key or thumb turn throws or retracts the hook-shaped deadlock. 120° further turn retracts latch bolt as well. Cylinder may be any make standard 1-5/32” diameter mortise type with MS® dimensioned cam. Handle retracts spring-loaded latchbolt only.
- Maximum Security: Provides a hookbolt mechanism that ensures high security for overnight lockup.
- Traffic Control: Allows for three operational modes, catering to different business needs throughout the day.
- Convenient Operation: Features a 360° turn of the key or thumb turn for easy locking and unlocking.
- Exit-Only Feature: The handle-operated latch allows for controlled exit just after closing hours.
- Versatile Cylinder: Compatible with any standard 1-5/32” diameter mortise type cylinder for flexibility in installation.
Detailed Specifications for Adams Rite MS-1893-45-IB
| Type | Deadlock / Deadlatch |
| Faceplate | Without faceplate |
| Strike | Without strike |
| Mechanism | Hookbolt |
| Operation Modes | Three modes: unrestricted entry, exit-only, maximum security |
| Key Turn | 360° turn for locking/unlocking |
| Latch Bolt Operation | 120° turn retracts latch bolt |
| Cylinder Compatibility | 1-5/32” diameter mortise type |
| Handle Function | Retracts spring-loaded latchbolt only |



















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