4189, 4190 Flush Locksets (Including Deadlock)

The 4189, 4190 Flush Locksets for sliding doors combine the time-tested and field-proven Adams Rite MS1847 Deadlock with a slide button.


Projecting only 1/10" [2.5 mm] from the door stile on either side, the all-metal 4189,4190 Flush Locksets allow doors to slide freely past other sliding units or stationary panels. There are no projecting handles to prevent doors from being stacked in a wall pocket. Not recommended for wood doors.


Locksets operated from inside by a simple up or down movement of a slidebutton, set flush in the deeply recessed finger pull. The lock mechanism (latching action unavailable) is the time-tested and field-proven Adams RiteMS1847 Deadlock and features the adjustable, self-protecting bolt.
• 4189 without cylinder
• 4190 has a flush mounted cylinder outside
• 4195 matching 'dummy set' is also available


Backset: Variable, minimum 5/8" [15.9 mm], maximum 1-9/32" [32.5 mm] from face of lock to escutcheon and cylinder centerline.

Stile Depth: Minimum clear depth: Backset plus 9/16" [14.3 mm].

Escutcheons: Zinc alloy, satin silver epoxy.

Anti Lift Lock Mechanism: Basic MS1848-09 (radius ends) or MS1848-10 (square ends) is supplied. Stainless steelbolt is self-protecting, adjustable for reach.

Inside: Vertical slide button projectsor retracts deadlock bolt.
Outside: 4190 features a key in, five pin cylinder with Schlage “C” keyway that projects or retracts bolt.

Standard Package: 4190, with cylinder, and 4189, without cylinder, are each complete packages. Shipped individually boxed with mounting screws. 4190 includes two keys. Standard 4190 units are keyed different (KD). Contact factory for special keying.

Shipping Weight: 1-1/4 lbs [0.57 kg].


• Specify 4190 if outside key-cylinder operation required; 4189 if not. Dummy set 4195 also available.
• Lock face is available as -09 for radius-ended lock face or -10 for square-ended lock face.
• 4413 Interior Pull available separately.


Related Products: When purchasing this product, please consider the following related products, available separately:

Accessories Special Order Options
4413 Interior Pull 

Keyed alike 50 are available by special order in quantity of 50 locksets only. Please contact factory for ordering information.