Mechanical, Knob, Cylindrical, Lockset Function Classroom/Privacy, Lockset Grade 2, Ball Style, Satin Stainless Steel Lockset Finish, Keyway Type SC1, Key Type Different, Standards ANSI A156.2, No, Lockset Fire Rating 3 hr, Backset 2-3/8 in, Ligature No, For Use With Wood or Metal Doors, Includes Mounting Hardware, Item Knob Lockset, Key Material Brass, Knob Material Wrought Brass, Location Type Commercial, Lockset Performance Strength Medium Duty