This product is old style and discontinued and limited to existing inventory.  Replace with 15187, may require new strike also

Internal latch two point double hook sliding door mortise lock for wood or vinyl doors. 

Does Not have a Slam Pin - See additional images

New model has anti slam pin and replaces older models without pin.  See: 15187

Patent No. 6.264.252  Sash Control  5.820.170

Faceplate Color: Beige  - - Limited to Existing Inventory  - - 

Backset: 7/8 inch (22.2 mm)

Face Plate Type:  Flat   

Face plate Width: 3/4 inch (20mm)

Face plate thickness: 1/8 inch (3.17mm)

Faceplate Length: 11-3/4 Inch (298.45mm)

Faceplate Screw Holes: 11 inches (279.4mm)

Mortise Lock Depth: 1-1/4 inches  (31.75mm)

Note: These locks use a 3-15/16 (100mm) Screw hole pattern on the door handles

Please review additional images as there are several types of locks that look the same, please compare measurements of Faceplate, Lock Backset, Hook Spread

Priced and sold each.

Related Parts: 

15187 -  Replacement for 15184, New style with Anti-Slam Pin.