What does FSIC mean

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Conventional Cylinders - A conventional cylinder is one that requires some breakdown of the lock in order to be removed. These are the most commonly used cylinders sometimes called key-in-lever...
For ND locks shipping on or after January 30, 2017, the lever and core driver will need to be changed to convert from JD to BD.SFIC lever, 03-200SFIC driver and spacer, 09-774
For ND Locks shipping prior to January 30, 2017:The springcage(s), lever, and core driver will need to be changed.  Depending on the function the components below are required.Outside spring c...
The ND-Series FSIC driver is part number N523-127.
The Schlage full size interchangeable core (FSIC) prepped B560F, B561F, and B563F deadbolts all require a UL fire cup (R) in order to be UL listed.  This fire cup is s...
Rim cylinder housing only for FSIC is part number 20-079.
Rim cylinder housing only for SFIC is part number 80-129.
There are several ways to spot differences, see Figure 1, but the easiest is to look at the face of each core. The face of both cores looks like a "figure 8".  With small format, bo...