Will Schlage cam fit FSIC housing for competitor locks

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There are two types of interchangeable cores: Full size interchangeable cores (FSIC) Also known as Large Format Interchangeable Cored (LFIC) Each manufactures FSIC c...
20-059 is the standard straight cam FSIC housing only used with Von Duprin, Monarch, and other straight cam applications. 30-032 is the straight cam FSIC housing only for the outside of the Schl...
Schlage offers several Corbin Russwin competitor cams.  The left most column  in the image below describes what Corbin function the cam is used on and the additional columns show Modular,...
The RU lock can accept a Schlage Full Size core, but the cylinder suffix must be specified as "J IC-SC" so the correct parts are supplied. The tailpiece will come with the lock. Example: RU581J IC-SC
The T lock can accept a Schlage Full Size core, but the cylinder suffix must be specified as "J IC-SC" so the correct parts are supplied (including the tailpiece) Example: T581J IC-SC