classic open L keyway

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The 40-100 is a multiple tailpiece pack with a pre-assembled, 0-bitted, key-in-knob cylinder.  The kit includes the following: (1) Pre-assembled cylinder 0-bitted, less tailpiece 40-100 (...
The pack is available in all keyways, Everest and Classic families including restricted keyways except Primus. 
All lock cylinders on a specific project are operable by a special "project key".  Duplicates of this key may be assigned by the building contractor to workmen and subcontractors as required. ...
HIGH SECURITY Primus/Primus XP: In addition to six cuts for standard locking mechanism, there are five side finger pins to operate the secondary sidebar lock. Primus keys will operate non-Primus l...
The chart below outlines the hierarchy of the Everest C sections.  The bottom row (C134, C145, C135, C125, C124, C123, C234, C235, C245, C345) are available in a cylinder and key...
Schlage does not recommend cutting the L or LP section key blanks in the field.  Below are some details.Non Primus:In the classic family of keyways the "L" key section is the highest level key...
There are several ways to spot differences, see Figure 1, but the easiest is to look at the face of each core. The face of both cores looks like a "figure 8".  With small format, bo...
Primus XP high security cylinders are available to add patented* key control and varying degrees of geographical exclusivity to most Schlage 6-pin key systems, whether using Everest or Classic keyw...
Key-in-lever tailpieces differ in length depending on the lock series, function, and design.  Click here to identify the tailpiece and length.  NOTE: Modular cylinders use...
These cylinders are designed with a microswitch attached to the back of the cylinder. The switch is operated by a cam when the key is rotated.   To order: XB09-195 Mort...
The XB09-195, XB09-795, and XQ11-804 are basically modified mortise cylinders. The overall length of the mortise cylinder switch is approximately 1-9/16" (1.563"). The diameter of the cylinder face...