David Bolton Reading the Grade Label: What ANSI A156.2 Actually Demands from a Cylindrical Lock Before It Earns a Spec What This Article Covers -- and Who It Helps If you are writing a hardware schedule, reviewing submittals, or replacing worn locksets in a school, healthcare facility, or commercial building, the grad... ANSI A156.2 BHMA grade 1 commercial door hardware cylindrical locksets hardware specification Nov 14, 2026