double cylinder option retrofit

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Standard Schlage cylinders will not fit in Yale locks, but Schlage does offer special retrofit cylinder that, when ordered, can fit into specific Yale locks.  See below for retrofit options.  ...
Double cylinders are only available on Von Duprin 98/99 Rim and 98/9975 Mortise devices.
A double cylinder(-2) option is not available on a Falcon device but is available from Von Duprin.
The RX switch can be installed at the factory when device is ordered or in the field with part# 650359-00. Installation instructions here will show how the RX swi...
Inside cylinder locks and unlocks the outside trim, such as thumb piece, knob or lever.  Outside cylinder functions as an NL when inside cylinder locks the outside trim.Double cylinder fe...
ND -series locks manufactured on or after January 30, 2017 use the following spring cages:Outside - N523-218 - For ALL cylinder options except for JD-YA6, JD-YA7 and JD-MEDInside - N523-222 -...
ND-series locks manufactured before January 30, 2017 used the following spring cages:
Schlage has conversion kits to convert the classroom L/LV9070 to the classroom security L/LV9071 and the classroom holdback L/LV9076 to the classroom security holdback L/LV9077.  The...
B600-092 is the inside snap-on faceplate for all non-IC double cylinder B562 and B662/762/862 deadbolts.