Pyramid Key Systems

Pyramid Key System
Pyramid Key System
Pyramid Key System
Pyramid Key System

Pyramid, Corbin Russwin’s patented cylinder, is the most secure locking system available. Pyramid cylinders are available in both high security and security versions. The high security version is certified by Underwriters Laboratories to UL437 standards. Pyramid High Security and Pyramid Security cylinders can be combined on the same master key system and one key can operate both cylinder types!


Especially recommended for installations requiring superior protection against picking, drilling and other surreptitious entry. Ideally suited for Educational and Healthcare facilities, Industrial and Commercial buildings.


  • 7-pin patented locking mechanism provides greater master keying capabilities
  • Available with drill and pick resistant stainless steel pins
  • Large key bow allows special stamping options and easy handling
  • Thick nickel silver keys are ideally suited for high usage and abusive applications
  • No expensive dedicated equipment is necessary for key cutting
  • Available as mortise, interchangeable core, rim, and component KIL/KIK

*Patent 6,125,674


Available Finishes

Click on a swatch to view finish on hardware.

BHMA 605

Bright Brass

BHMA 606

Satin Brass

BHMA 611

Bright Bronze

BHMA 612

Satin Bronze

BHMA 613

Dark Oxidized Satin Bronze, Oil Rubbed

613E Dark Oxidized Satin Bronze Equivalent

BHMA 618

Bright Nickel Plated

BHMA 619

Satin Nickel Plated

BHMA 625 

Bright Chromium Plated

BHMA 626

Satin Chromium Plated

BHMA 722 

Black Oxidized Bronze, Oil Rubbed