Orifice Hood, Long, #54, 1 1/2" Long x 3/8"-27 Threads (female) (OEM) NRE # 130096-54A
Long Orifice Hood , Gas Orifice , 1 1/2" Length x 3/8"-27 Threads , Drill Size # 54 ATOSA Factory OEM
LP 54 / 1.45) 40mm L ( 1 9/16"L) C-RO4-LP, C-RO6-LP, C-RO8-LP, C-RO10-LP