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ANSI/BHMA A156.12-2018

Interconnected Locks

This Standard establishes performance requirements for Interconnected Locks and includes operational, cycle, strength, material evaluation, security, and finish tests.

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Builders Hardware Manufacturers Association [BHMA]


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As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.

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