what does cush do?

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The 4040/4040XP closer mountings have the following maximum opening degree templating: The 4040/4040XP PA "Regular Arm" mount will allow for 180° max. opening. The 4040/4040...
The dead stop post would need to be removed and the 4040/4040XP EDA mounting template for 180° would be followed.
The 4040XP/4041 Cush and HCush (Hold Open Cush) use the same instructions / template.
The 1460 Regular Arm part numbers are: Regular Arm -- 1460-3077 or 1460-3077L for long arm (must specify finish). Regular Arm with PA -- 1460-3077PA (must specify finish). Regular Hold Open Ar...
The part number for the 4041/4040XP HCush arm is 4040XP-3049CNS.
The part number for the Spring Cush block assembly is: model number-3080. EXAMPLE: 4110-3080
When using the 4111 with a bar style coordinator MB-mounting brackets ordered from IVES are required. The brackets wrap around the coordinator to provide a surface for mounting the parallel arm ...
Cam Lift hinges can only be used with LCN door closers that have a "Regular" style arm.     Manual Closers: Maximum lift dimension is 3/4". Can not be use EDA, CUSH, or Track Arm do...
ST-3195 is used to obtain the old style EDA or Cush arms which were assembled with threaded studs so that you could take apart the arm assemblies. Our current standard EDA and Cush arms are rivet...
It would be unnecessary to use the CNS/Cush arm and the Glynn Johnson overhead devices in the same application, both mechanisms stop the door.