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About This Item


Full Description

Requirements for Interconnected Locks and Latches and includes performance tests, security tests, operational tests, finish tests and dimensional criteria. Functions are described and identified with numbers.

This item is available as part of a discounted standards set covering Door Locks.

Document History

  1. BHMA A156.12-2018

    Interconnected Locks

    • Most Recent
  2. BHMA A156.12-2013


    Interconnected Locks & Latches

    • Historical Version
  3. BHMA A156.12-2005

    Interconnected Locks & Latches

    • Historical Version
  4. BHMA A156.12-1999

    Interconnected Locks & Latches

    • Historical Version
  5. BHMA A156.12-1992

    Interconnected Locks and Latches

    • Historical Version