Union Martin Handle Locks

Aluminum Alloy Body Closer bodies are constructed of special aluminum alloy, carefully selected to accommodate interactive steel component and operation conditions. ㆍRack & Pinion Operation Provides a smooth constant control of the door through its full opening and closing cycle. 180º.door swing can be achieved when door, frame, hardware and arm function do not interfere ㆍNon-handed With few exceptions all NK5051 Series door closers are non-handed and can be installed on either right or left hand swing doors. Pinion shaft extends vertically through the closer body in both directions. ㆍSweep Speed Control Valve Allows adjustment of door speed from the door’s full open position down to approximately 10˚ from the closed position. ㆍLatch Speed Control Valve Allows adjustment of door speed from approximately 10˚ down to the door's fully closed position.