LOCKS No. 16
Locks No. 16 is a cylinder lock used in a Switch, Detachable Key, to isolate power circuits on transmission equipment.

The Lock comprises of one key with two associated cylinders having identical combinations.

Drawing - CD661.

 

 

 

 
 
BACK Home page BT/GPO Telephones Search the Site Glossary of Telecom Terminology Quick Find All Telephone Systems
Last revised: August 21, 2025

FM