Earlier this year on my old furnace I had to replace this part which was not available anywhere and needed to be custom ordered and installed by Midwest Heating and cooling for around $900
This only had a few months of use, the thermocoupler is new as well.
Honeywell #VR8200A2132
1/2" X 1/2" 24V
PILOT GAS VALVE
130,000 BTU W/LP KI