Section 3 - 14
Key Cutting & Pinning
8444/6440 Schlage Removable Core
T
he 8444/6440 large format removable core has an A2 system pin stack total of 26.
8444 cores use the large diameter plug and require the following components:
A2 system: X series bottom pins and W series top pins
A4 system: A4 pinning not available
8144-00-3004 patent bottom pin
3800-00-3005 patent top pin
6440-00-2000 spring cover
6440-00-4010 stainless steel springs
6440 cores use the large diameter plug and require the following components:
A2 system: X series bottom pins and W series top pins
A4 system: A4 pinning not available
6140-00-3004 patent bottom pin
3800-00-3005 patent top pin
6440-00-2000 spring cover
6440-00-4010 stainless steel springs
NOTE: Dedicated pin kit #6440-00-5002 required: Available for A2 system pinning only.
Install timing pin here.
Pinning Interchangeable Cores
8544/6540 Sargent Removable Core
The 8544/6540 large format removable core has an A2 system pin stack total of 26.
The 8544/6540 has an A-4 system pin stack total of 15. The 8544/6540 series
requires a timing pin, number 6340-00-4012. Do not omit the timing pin. Omitting
the timing pin will make it difficult to install the core.
8544 cores use the following components:
A2 system: J series bottom pins and B series top pins
A4 system: K series bottom pins and F series top pins
6340-00-4012 timing pin
3800-00-3005 patent top pin
8144-00-3004 patent bottom pin
3800-00-4010 stainless steel springs
6800-00-2007 spring cover
6540 cores use the following components:
A2 system: J series bottom pins and B series top pins
A4 system: K series bottom pins and F series top pins
6340-00-4012 timing pin
3800-00-3005 patent top pin
6140-00-3004 patent bottom pin
3800-00-4010 stainless steel springs
6800-00-2007 spring cover
Timing pin engages slot
in sleeve to create
positive key pull stop
for control key.
top view of core
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