As a leader in security hardware and locksmith supplies, we understand the importance of clear and accurate information. Our glossary is designed to demystify industry terms and help you make informed decisions about our wide range of products. With our commitment to excellence and customer service, we're here to support you every step of the way. Explore our glossary and discover the security solutions that best fit your needs.
To help identify the quality and durability of locksets and deadbolts, the American National Standards Institute (ANSI) has established three grades or standards for door locks. Each product must pass a series of operational and security tests.
Meets commercial building requirements. Provides the best residential security available. Grade 1 Knobs = 800,000 cycles, 6 door strikes, 360-pound weight test. Grade 1 Deadbolts = 250,000 cycles, 10 door strikes (hammer test).
Meets light commercial and exceeds residential building requirements. Exceeds standard residential security requirements. Grade 2 Knobs = 400,000 cycles, 4 door strikes, 250-pound weight test. Grade 2 Deadbolts = 150,000 cycles, 5 door strikes (hammer test).
Meets residential building requirements only. Provides minimal residential security. Grade 3 Knobs = 200,000 cycles, 2 door strikes, 150-pound weight test. Grade 3 Deadbolts = 100,000 cycles, 2 door strikes (hammer test).
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