The SEH is an "electronic holder" (ONLY) that is used to hold open a Fire Rated opening. It requires a door closer to be mounted on the opposite side. It is normally used on an existing opening wit...
Refer to table 1 for the list of Schlage AL-Series cylinders.
AL-Series Cylinder Reference Table
Function
Cylinder Mechanism
Complete Cylinder
Non-Hotel Functions
...
The part number for the 88 series axle package is 090006-00 PK/2 or 090082-00 PK/10.
PACKAGE CONTENTS:
090006-00: 2 each of the male lever arm axels, female lever arm axles, and separators.
090082-00: 10 each of the male lever arm axels, female lever ...