Commercial cylindrical locks, mortise locks, deadbolts, and related lock hardware.
Compare grades, then select the products that fit your project.
ANSI/BHMA standard
A156.2-2022 — Bored and preassembled locks and latches
Minimum operating cycles
1,000,000 cycles
The lock must meet all requirements for its grade, including operation, strength, security, dimensions, and material evaluation. Finish testing is covered by ANSI/BHMA A156.18.
ANSI/BHMA standard
A156.2-2022 — Bored and preassembled locks and latches
Minimum operating cycles
500,000 cycles
The lock must meet all requirements for its grade, including operation, strength, security, dimensions, and material evaluation. Finish testing is covered by ANSI/BHMA A156.18.
