types-functions

Keyed Deadlatch Cylinders for Commercial Aluminum Shopfront Doors

Engineering Overview: Engineering guide on threaded mortise cylinders paired with Adams Rite style deadlatches for commercial retail aluminum storefront doors.

Technical & Engineering Specifications

Standard ANSI/BHMA A156.5 Grade 1
Application Commercial Retail Glass Storefront Doors
Cam Profile Adams Rite Slotted Latch Cam
Cylinder Thread 1-5/32"-32 UNS Standard Mortise Thread

Retail Storefront Entrance Dynamics

Commercial aluminum storefront doors require locks that switch between free-swinging daytime latching and secure night-time deadlocking.

Deadlatch Interfacing

  • Threaded Mortise Cylinder: 1-5/32"-32 UNS threaded body with an Adams Rite slotted cam.
  • Hold-Back Function: Turning the key allows the latchbolt to be held retracted during store operating hours.

Frequently Asked Engineering & Selection Questions

Q1: What is an Adams Rite style deadlatch cylinder?

A threaded mortise cylinder with a slotted cam designed for narrow-stile commercial aluminum storefront doors.