Navien Gps (Gas Pressure Sensor) 30000666Aold Part # Nass9Exgps01 Cccc180 Cc-180 Cc-210 Cc210 Cc-240 Cc240Chch180 Ch180-Asme Ch180Asme Ch-180 Ch210 Ch210-Asme Ch2100Asme Ch-210 Ch240 Ch240-Asme Ch240Asme Ch-240Crcr180 Cr-180 Cr180A Cr-180A Cr210 Cr-210 Cr210A Cr-210A Cr240 Cr240A Cr-240 Cr-240Anpnp180 Np240 Np240A Np-240 Np-240Anrnr180 Nr-180 Nr180A Nr-180A Nr210 Nr-210 Nr210A Nr-210A Nr240 Nr240A Nr-240 Nr-240A.