Panic device center line height


These dimensions and other general lock case dimensions can be found on template L1.  
See below for commonly requested dimensions on the MA lock.  Dimensions not found in other literature have a square around them. CL refers to "Centerline".  
The backset for a 98/99 rim PANIC device with 1609 strike is 2 3/8" from center of the opening to center line of the device. See template
The centerline of 6223 is the same as the centerline of the mortise latch bolt.  So the centerline of the mortise latch bolt or center line of the 6223 is 15/32" above the centerline of the device.
Mounting Location
Steelcraft locates all butt hinges from the top of the door to the centerline of each hinge as standard practice: Locating hinges to the center line of the hinge keeps all hinge locations the sa...
We don't recommend to use the old style hex dogging kit into the new 98/99 exit device but it would fit as long as the device is not fire rated.