The number W7 cylinder is claimed as “generally not accessible for rekeying”(p 13), or simply Non-Rekeyable to help prevent lock picking.Ģ. The small diameter cylinder, or the number W7, is common to the Master Lock Number 7 laminated padlock.
#Master lock manual#
Master Lock – Commercial Products – Technical Manual – Issue 07.10 (p 13)ġ. Cylinders compatible with various door hardware locks made by others. SFIC small format interchangeable core cylinders.ħ. A six pin cylinder for our ProSeries® locks.Ħ. A five pin cylinder for our laminated rekeyable locksĤ. A four pin cylinder for our laminated locks.ģ. A small diameter cylinder for some of our laminated locks.Ģ. Master Lock Company makes ten basic cylinder sizes/types for use in our padlocks ġ. There are a few different types of lock cylinders: Rim Cylinders, Mortise Cylinders, Cylindrical Lock or Tubular Deadbolts CylindersĪs promised, we will be discussing the Master Lock Company basic cylinders for padlocks. This is important for Master Keyed Lock Systems that may already be in place, such as matching an existing door key to custom built padlocks. Another advantage is that many lock cylinder manufacturers make cylinders that are compatible with other locking devices and other manufacturers’ keys and keyways. This makes it much easier for rekeying or changing out the cylinder entirely. The first, and possibly most important, is that a cylinder can be removed. The cylinder lock has some unique advantages over other locks. A lock cylinder is a small cylindrical housing that contains the locking mechanism allowing for keyed access to the locking device. Now we are going to continue with more on Lock Cylinders.
To be more specific, the patented Master Lock innovation made to the Pin Tumbler Cylinder to provide a heightened level of security. The last blog also touched on the Master Lock innovation that brought us the EDGE™ Key Control System. In the last few blogs we have shared information on Keying Options and three types of Tumbler Locks.
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