National C8173-26D Pin Tumbler Door Locks KA DIFFREN

For doors. Surface mounted. Requires 57/64″ diameter hole for cylinder.

Key removable in both locked and unlocked positions.

Will key together with all other pin tumbler locks using D4291 key blank except locks shown on catalog. See table for available keying. Master keying to GM1.

Supplied with two keys, strike and mounting screws. If trim ring is required, order C2017 separately

The PLUS feature allows you to remove the cylinder from our pin tumbler box locks while the lock remains in place. No mounting screws need to be removed. Simply use a 5/64″ allen wrench from the back to remove the cylinder and plug for re-keying