Sentronic

LCN Sentronic Door Closer 4040SE-3436 On/Off Switch

The LCN 4040SE On/Off Switch measures 1" by 1/2" and the button projects up 1" from the base. This component is usually mounted by two way foam tape to isolate if for undesirable shock.

LCN Part # 4040SE-3436

LCN Sentronic Door Closer Rod 82

This LCN Rod will work on most Sentronic Door Closers.
LCN part # 4040SE-82

LCN Sentronic Roller

This LCN Sentronic Roller is used on all of the LCN Track Closers, and Sentronic Closers. Nylon wheel is 1-1/16" diameter by 3/8" thick. The shaft is has a 1/2" diameter by 1-1/8" long. LCN part # 4040SE-3034.  

LCN Started using this Roller Assembly in December 2018.

LCN Sentronic Door Closer 4040SE-168 Track Slider

The slider is not longer sold separately, it is sold with the roller.  You have to take the Assembly apart to get just the slider.