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
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
Refer to Table 1 for a list of T lock tailpieces for conventional cylinders. Table 2 shows IC tailpieces. Table 1: T lock conventional tailpieces Table 2: T lock IC tailpieces