The Raypak 003902F is an OEM propane millivolt pilot orifice for Raypak pool and spa heaters. It is supplied as a replacement pilot-orifice component/kit for LP (propane) millivolt pilot assemblies used in standing-pilot systems. It is compatible with millivolt propane heater models including 53, 53A/53B, 55A (055A/055B), 105A, 130A, 151, 153, 155A and is cited for use in R206A and R266A digital heaters.








