N.G. ORFICE

.049 Nat Burner Orifice #49

NAT GAS BURNER ORIFICE

.050 Nat Burner Orifice #50

ORIFICE

.051 Main Burner Orifice #51

.052 Orifice #52

PILOT ORIFICE-NAT

.053 Nat Burner Orifice #53