JUNGHWA Key- and Button-Locking Door Knobs 5000ABⅡ (Antique Brass Matte)

Key- and Button-Locking Door Knobs  5000AB２ (Antique Brass Matte) Grade1 JL5000B Series - Tested to exceed 800,000 cycles ANSI Grade 1 requirement. - Exceed ANSI A 156.2 Series 5000 Grad1 locked lever torque requirement.- Threaded roses hold lock firmly in place.- Heavy-gauge, cold-rolled steel machanisma are corrosion treated for normal atmosphere conditions. Handing Keyed functions of knob designs are field reversible. Applications For commercial, institutional and industrial use, such as schools hospitals and factories, where a iong life of dependable operation must be combined with a high degree of resistance to physical abuse. Door Thickness 1-3/8" to 2"(35mm ~ 51mm) Standard. Backset 2-3/4"(70mm) Standards or 2-3/8"(60mm) optional backset. Face Plate 1-1/8"x 2-1/4" square corner, beveled, for 2-3/4"(70mm) backset standard. Optional 1" square corner, beveled, for 2-3/8"(60mm) backset Latch Bolt 1/2"(12mm) throw solid brass,deadlock on keyed and non-keyed function.