2021 Update:
An updated version of this knowledge entry can be found by clicking HERE.
Part numbers for Schlage and Falcon cylinders for Von Duprin device...
FALCON
Mortise
Rim
KIL
Conventio...
If unclear whether mortise, rim, or key-in-lever is needed, reference links below to determine what cylinder type is needed.
In order to determine cylinder type n...
This only applies to the full size interchangeable cores. The SFIC mortise cylinders have part numbers for housings with construction cores (Disposable and Keyed).
Simply add (-ICX) to the end o...
A control key is required to install or remove an interchangeable core from a housing or lever. The control key is identified by having "CONTROL" stamped on the bow. How to install and remove an i...