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11 Articles

cylinders ×

Cylinder Cam Selection by Lock Manufacturer: Why the Wrong Cam Kills the Order

What Is a Cylinder Cam and Why Does It Matter? A cylinder cam is the small rotating tail piece at the rear of a mortise cylinder that physically actuates the lock mechanism when the key is turned. It ...

commercial-door-hardware cylinder-cams cylinders hardware-specification mortise-locks

Sep 17, 2026

Cylinder Service Fees on Competitor-Brand Cores: What Facilities Pay When the Masterkey System Gets Complicated

Why a Simple Rekey Can Turn Into an Unexpected Invoice This article is for facility managers, commercial locksmiths, and construction project managers who oversee buildings with mixed-brand locking ha...

cylinders facility maintenance interchangeable cores keying masterkey systems

Sep 10, 2026

Interchangeable Core Cylinders Explained: SFIC vs. LFIC and When Each Format Belongs on Your Project

What This Article Covers Interchangeable core (IC) cylinders let facility teams remove and replace lock cores without tools, a screwdriver, or a locksmith on site. This guide explains how the two main...

commercial locksets cylinders interchangeable core key systems rekeying

Sep 10, 2026

Rekeying Door Cylinders in the Field: A Practical Guide for Commercial Installers and Facility Teams

What This Guide Covers -- and Who It Helps Rekeying a cylinder in the field is one of the most common service tasks in commercial door hardware maintenance -- and one of the most misunderstood. Whethe...

cylinders field-maintenance interchangeable-core key-systems rekeying

Sep 9, 2026

Cylinder Finish Matching to a Lockset: Where the Spec Goes Wrong and How to Get It Right

Why Cylinder Finish Matching Is Harder Than It Looks This article covers one of the most consistent sources of field callbacks in commercial door hardware: the cylinder finish does not match the locks...

ANSI BHMA finishes commercial door hardware cylinders hardware specification lockset finishes

Aug 22, 2026

Drill Attacks on Door Cylinders: What Protection Options Actually Work and When to Specify Them

Why Cylinder Drilling Is a Real Threat on Commercial Openings A drill attack on a pin-tumbler cylinder is one of the fastest and most common forced-entry methods on commercial and institutional doors....

UL437 commercial-door-hardware cylinder-guards cylinders high-security

Aug 12, 2026

Maison Keying for Apartment Buildings: What Property Managers and Specifiers Need to Get Right

What Is Maison Keying? Maison keying is a specific keying arrangement used in multi-unit residential buildings where every tenant's unit key also opens the common entry doors of the building — vestibu...

apartment-buildings cylinders keying master-key-systems residential-hardware

Aug 3, 2026

Mortise Cylinders vs Rim Cylinders: Choosing the Right Cylinder for the Lock Body You Have

The Short Answer: It Depends on What the Cylinder Plugs Into This article helps contractors, facility managers, and hardware specifiers understand the practical differences between mortise cylinders a...

commercial-locksets cylinders keying mortise-cylinder rim-cylinder

Aug 2, 2026

Construction Master Keying Procedures: How the Temporary Key System Works and When It Must Be Invalidated

What Is Construction Master Keying and Who Needs to Understand It? Construction master keying is a temporary key system that gives a build team controlled access to all designated cylinders during the...

construction hardware cylinders key systems keying project closeout

Jul 20, 2026

When the Existing Keyway Stays But the Lock Gets Replaced: Cross-Keying Competitor Cylinders Into New Hardware

What This Article Covers and Who It Helps When a school replaces a worn cylindrical lockset, a hospital renovates a wing, or a facilities team upgrades hardware after a breach, the last thing anyone w...

cross-keying cylinders keying locksets retrofit hardware

Jul 4, 2026

Patented Keyway Systems Explained: Sargent, Corbin Russwin, Accentra, ASSA, Medeco — and What Key Control Actually Buys You

What This Guide Covers — and Who It Helps Facility managers, security consultants, and commercial contractors keep asking the same question when a key-control project comes up: which restricted-keyway...

cylinders high-security-locks key-control medeco patented-keyway

Jun 26, 2026