This part has been discontinued and is no longer available.
Replace with new lock and new strike plate:
15186 - 2 point lock
15163 - strike plate

Multi-point Mortise deadlock with two (2-point) hooks for Wood sliding glass doors.
Recess adapter pre-installed for wood door applications.
Double Hook Latch insures greater security.
There are several types of locks that look the same, please compare measurements.
Markings on lock: 7820877
Faceplate Material: Steel YDI ( yellow dichromate)

Double Hooks - Point outward
Note: Some doors have Anti-Slam Pin: Needs to hit strike to lock door
Hook to Hook measurement: 7-3/4 inches
Installation Screw Holes: 12 inches
Handle Screw Holes : 3-15/16 inch - used with 3/4 inch off center thumb turn ONLY


See additional Pictures / Line Drawing
Related Parts:
15201 - NO Face Plate - Mainly Metal Doors
15202 - Flat Face Plate - Mainly Vinyl Doors
15203 - Recessed Face Plate - Mainly Wood Doors

Note 1:
Some Locks have outward pointing hooks and the Mortise lock had only one slot.
# 15188 replacement has inward pointing hooks and 2 slots for centered or off centered handle designs.

Note 2:
The jamb strike jamb is different when hooks point in or out
# 15188 hooks point inward, uses Strike 15163