model number location

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To determine the SC series, measure center to center on the closer body bolt hole mounting pattern and an overall description of the closer and arm. SC91 -- 6-3/8" x 3/4" -- unique arm SC93 -- 9-1...
The date is a 4 digit #. The first 2 numbers indicate the week it was made, and the last 2 numbers indicate what year it was made. On most surface mounted closers, the model #,  date code, ...
Schlage and Falcon use the P cylinder suffix to designate conventional key-in-lever (KIL) 6 pin cylinder.  The D means that the lock will have a deadlatch.
         
  The Legacy wall mounted readers are replaced as shown in the table below:  The MTMS15 and MTMSK15 did not have any prior models that it replaced.
The following Legacy information is important to understand before cross referencing power supplies: PS-900 option boards will NOT install onto the legacy power supplies. This includes battery a...
Von Duprin PS914-4RL power supply replaces the PS873-4TD.
The "320G" is the # on a UL sticker attached to the arm of most LCN door closers, and is not a door closer model number.  The "320G" means that the arm is not a mechanical hold open device and OK t...
The sliding door edge pull is part number 230.