what does gb keyway mean


Schlage changed to the Everest 29 default keyway on March 4th, 2013. At that time, Everest 29 S123 became the default keyway for all Schlage locks. Everest product is still available but must be sp...
ILCO is a manufacturer that uses SC as a designation to represent Schlage keys.  ILCO is not affiliated with Schlage so a key with an SC designation was never manufactured by Schlage. The followin...
The standard keyway for Schlage is S123. This keyway will be default if a keyway is not specified on an order. 
FA2 is another manufacturers designation for the Falcon 6-pin E keyway.  
The FA2 keyway (Hillman, Curtis or Jet) is the same as the Falcon or Weiser 6-pin E keyway
The Ilco A1054WC is the same as the Falcon or Weiser 6-pin E keyway
A PO from a distributor with a letter of authorization from the end user.
The profile or shape of the key is different.  This would apply to all key sections with differing names such as F, CE, etc.
The part number is 48-102 C, you will need to specify the cuts.