Mechanical Lever Cylindrical Lockset Function Privacy Lockset Grade 1 Style ND Athens Lockset Finish Oil Rubbed Bronze Keyway Type None Key Type Not Keyed Standards ANSI 156.2 Series 4000 ADA Compliant No Lockset Fire Rating 3 hr Backset 2 3/4 in Ligature Resistant No Handle Material Brass Steel Zinc Includes Hardware Pin Item Lever Key Material Nickel Silver Location Type Commercial Lockset Performance Strength Heavy Duty Required Door Thickness 1-5/8 in to 2-1/8 in