Can primus keys open classic cylinders?

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A Primus key can operate a non Primus cylinder as long as the keyway is the same or the key is a multi-section.  Additionally, the cylinder must be pinned to be operated by the top cuts of the Prim...
Primus cylinders can only be operated with a Primus key.
Primus XP high security cylinders are available to add patented* key control and varying degrees of geographical exclusivity to most Schlage 6-pin key systems, whether using Everest or Classic keyw...
  Part Number Level  Classic Primus 40-061 1  40-065 1 Plus  40-062 2  Classic Primus XP 40-061-XP 1 40-065-XP 1 Plus  40-062-XP 2 Everest Primus 40-06...
The Schlage B60 is a residential grade 1 deadbolt and is not available with Everest or Primus cylinders.The B60 deadbolt with a standard cylinder is not available.The B60 deadbolt with a Full Size ...