Atwood / Hydro Flame Furnace Burner Orifice 31257 No Longer Available
Stamp Number: #56
This orifice has been replaced by part number (link): 31083
Applicable to 16,000 BTU Models (Links If Available In Blue):
7916-II
8516-I
8516-II
8516-III
8516-IVFA79D (16KBTU)
FA79P (16KBTU)