.022 NatMain BurnerOrifice #22

Main Burner Orifice Nat

.023 NatMain BurnerOrifice #23

#24 NAT ORIFICE

.024 Nat Orifice #24

.025 NatMain BurnerOrifice #25

.026 Orifice #26

#27 NatMain Burner Orifice

.028 NatMain BurnerOrifice #28