Restore mailbox security with this replacement 5-pin mailbox lock designed for use with Auth-Electric, Bommer, Cutler-Federal, Florence, Superior, and other compatible residential, cluster, and community mailbox systems. Featuring an NA-14 keyway and 90°clockwise rotation, this versatile lock set provides a reliable solution for replacing lost, damaged, or worn mailbox locks. The complete kit includes a lock cylinder, five interchangeable cams, a dust cover, retaining clip, and two matching keys, allowing the lock to fit a variety of mailbox configurations. Constructed from durable diecast, brass, steel, and stamped steel components, the lock features corrosion-resistant zinc-plated finishes for long-lasting performance and dependable operation. A key-retaining feature prevents the key from being removed while the lock is unlocked, helping ensure the mailbox remains secured after use. Designed for easy installation with basic hand tools, this lock offers a convenient DIY repair solution. Before ordering, compare your existing lock dimensions, keyway, cam style, and rotation direction to ensure proper fit and functionality.