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4000 Series - Key in Knob Locksets Product Illustration Description Back Set Cat No#. Entrance/Escape Lockset Key unlocks outside knob Inside push button locks outside knob Automatically unlocks when inside knob is turned Auxiliary bolt deadlatches latchbolt when door is closed 70mm 60mm 127mm 4000 4001 4002 Glass Door Lockset Double cylinder Lock is opened by knob from either side Key from either side locks or unlocks both knobs Auxiliary bolt deadlatches latchbolt when door is closed 70mm 60mm 127mm 4010 4011 4012 Passage Set Latchbolt operated by knobs both sides at all times 70mm 60mm 127mm 4020 4021 4022 Privacy Lockset Outside knob is locked by push button inside. Lock automatically unlocks when inside knob is turned In case of emergency, the outside knob can be unlocked by a coin or screwdriver in the button 70mm 60mm 127mm 4030 4031 4032 Patio Lockset Outside knob is locked by push button inside. Lock automatically unlocks when inside knob is turned. Auxiliary bolt deadlatches latchbolt when door is closed 70mm 60mm 127mm 4040 4041 4042 Classroom Lockset Outside knob is locked or unlocked by key in outside knob Inside knob is always free for exit Auxiliary bolt deadlatches latchbolt when door is closed 70mm 60mm 127mm 4050 4051 4052 Storeroom Escape Lockset Key in outside knob retracts latch Outside knob remains rigid Inside knob remains free at all times Auxiliary bolt deadlatches latchbolt when door is closed 70mm 60mm 127mm 4060 4070 4080 Communication Lockset Double cylinder Latchbolt operated by knob either side except when either knob is locked by key in its own cylinder Auxiliary bolt deadlatches latchbolt when door is closed 70mm 60mm 127mm 4070 4071 4072 Exterior Escape Lockset Latchbolt operated by inside knob Outside knob remains rigid Auxiliary bolt deadlatches latchbolt when door is closed 70mm 60mm 127mm 4080 4081 4082 Exterior Escape Half Set Latchbolt operated by inside knob Blank plate outside Auxiliary bolt deadlatches latchbolt when door is closed 70mm 60mm 127mm 4090 4091 4092 Dummy Trim Single dummy trim for one side of door 70mm 60mm 127mm 405D