Model Number: XSRX82-CS-KD-26DFunction: Storeroom (Nightlatch). The key retracts the latch to allow entry, and the key is removable only when the trim is locked. The outside lever remains rigid or locked, while the inside panic bar allows free egress at all times.Cylinder & Keyway: Conventional cylinder prepped with a Schlage C keyway (CS).Keying: Keyed Different (KD).Finish: Satin Chrome (26D / US26D)