Prime-Line Mortise Lock, 3-11/16 in. Hole Centers, Vertical Keyway, Steel Construction

This mortise lock is constructed of steel components with rounded faceplate ends. It features an adjustable, spring-loaded hook latch projection and works with mortise style, surface-mounted patio door handle sets with vertical keyway positions when in the locked position. The mounting hole centers of this lock measure 3-11/16 in. from center to center, and the rear housing corners are square. This mortise lock is used by W and F patio door manufacturers and many others. Selection Tip: To ensure the perfect match is selected prior to purchasing, the lock will need to be removed to compare the following 4 features (besides the width of housing): 1) The distance of the mounting holes measured from center to center, 2) The faceplate ends, rounded or square, 3) The position of the slotted keyway when in the locked position, at 45° angle or vertical, and 4) The shape of the housing corners at the rear, square or slanted.|Used to replace damaged or missing mortise locks in patio sliding doors, used by W and F and other manufacturers|1/2 in. W body, 3-3/16 in. tall faceplate, 1-1/8 in. D, 3-11/16 in. mounting hole centers|Adjustable hook projection|Constructed of steel components|Vertical keyway|For further dimensional information, please see the line drawing