Move your mouse over image or click to enlarge

Atwood / hydro Flame Side Outlet Gas Valve - White Rogers 25M16V-711 38604

Fits Model #'s;

85-IV 16, 85-IV 20, 85-IV 25, 85-IV 31, 85-IV 35
 
After SN 0657715 works on Model #s:  89-III DC
 
After SN 0651155 works on Model #s:  7912-II, 7900-II 16 & 20, 8012-II
 
After SN 0654747 works on Model #s:  85-III 16-20, 85-III 25, 85-III 31-35

Also Note:

Part number 38604 replaced old part number 37383