This valve is used as the following valves in a 7615 pressure controller:
RESERVOIR AIR OPERATED VALVE
SYSTEM AIR OPERATED VALVE
HIGH RANGE AIR OPERATED VALVE
LOW RANGE AIR OPERATED VALVE
See this Article for a schematic with these valves, 7615 Schematic
The valve is no longer available. However a rebuild kit with instructions is available.
Part Number: 5022455
Description: 7615-7601,7615 ISOLATION VALVE REPAIR KIT
The rebuild kit instructions are at the bottom of this document as a pdf file download.
Here is the information for the valve that is no longer available.
Part Number: 3915798
Description: 88-1079,VALVE, AIR OPERATED 60KSI ATC W/ANTI VIB NUT
For quotes or orders contact the Fluke Calibration Orders Team at firstname.lastname@example.org or by calling 1.877.355.3225