ND-Series Cylinder Reference Table
Function
Door Thickness
Cylinder Mechanism
Complete Cylinder
Non-Hotel Functions
Standard
Conventional
23-065
Primus
20-765
Pri...
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: