ND92PD: Entrance LockCATALOG ND92PD Entrance Lock Turn push button locking; pushing and turning button disengages outside lever, requiring use of key until button is manually unlocked. Push button locking; pushing button disengages outside lever until unlocked by key or by turning inside lever. Available Styles: RHO Available Finishes: 613, 626 Standard Features Certification: Exceeds ANSI A156. 2, Series 4000, Grade 1, UL Listed for 3 hour fire door. Meets A117. I