Easily replace a broken or lost mailbox lock with our multipurpose replacement mailbox lock. Installation is quick and easy and the lock works on a variety of brands, including: American Device, Auth-Florence, Bommer, and...

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Easily replace a broken or lost mailbox lock with our multipurpose replacement mailbox lock. Installation is quick and easy and the lock works on a variety of brands, including: American Device, Auth-Florence, Bommer, and Miami Carey. Additionally, this replacement mailbox lock has a security feature that prevents the key from being removed when in the unlocked position, which prevents forgetting the key in the lock, ensuring the mailbox is locked every time it is used.

The replacement lock includes a total of 5 zinc plated steel cams, brass pins, a spring steel locking clip and 2 keys. It is made of diecast with a brass plate finish and a counter-clockwise rotation to open.



  • REPLACEMENT LOCK – The U 9940 multipurpose replacement mailbox lock is an easy fix and can easily replace lost or broken mailbox locks. This is a 5-pin tumbler lock.
  • WORKS FOR SEVERAL BRANDS – This replacement mailbox lock works for several brands of mailboxes, including: American Device, Auth-Florence, Bommer, and Miami Carey.
  • INCLUDES – Replacement lock kit includes a total of 5 zinc-plated steel cams, brass pins, a spring steel locking clip and 2 keys.
  • LOCKING SECURITY FEATURE – This lock has a security feature that prevents the key from being removed when in the unlocked position, which prevents forgetting the key, and ensuring the mailbox is locked every time it’s used.
  • DURABLE, STRONG CONSTRUCTION – Made of diecast with a brass-plated face, this replacement lock is strong and durable, sure to last the test of time.
  • REPLACEMENT LOCK – The U 9940 multipurpose replacement mailbox lock is an easy fix and can easily replace lost or broken mailbox locks. This is a 5-pin tumbler lock.
  • WORKS FOR SEVERAL BRANDS – This replacement mailbox lock works for several brands of mailboxes, including: American Device, Auth-Florence, Bommer, and Miami Carey.
  • INCLUDES – Replacement lock kit includes a total of 5 zinc-plated steel cams, brass pins, a spring steel locking clip and 2 keys.
  • LOCKING SECURITY FEATURE – This lock has a security feature that prevents the key from being removed when in the unlocked position, which prevents forgetting the key, and ensuring the mailbox is locked every time it’s used.
  • DURABLE, STRONG CONSTRUCTION – Made of diecast with a brass-plated face, this replacement lock is strong and durable, sure to last the test of time.

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