von duprin sd with LFIC cylinder

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 A 1 1/4" cylinder with straight cam is required for the Von Duprin SD (Special Dogging) exit device option.
The cylinder cam must be inverted with the SD option to work properly.
SD option is available and is also standard with Von Duprin 98/99 rim and vertical rod exit devices but not available with mortise device.
SD is Special cylinder dogging in the center case of 98/99 rim and vertical rod non fire rated devices and is available with standard, EL, QEL, CX and ALK.
1 1/8" mortise cylinders fit the 650 series keyswitch.  The 650 series keyswitch when ordered with the cylinder, will come complete with the correct cylinder, cam, and any required blocki...
If blocking rings (PN 36-079) are needed, specify dimensions when ordering. See below for blocking ring (PN 36-079) dimensions.  Blocking Ring  Specify Dimension  1//8" ...