Great Planes Easy Fueler Valve Gas

This device is for airplane modellers who have their engines and fuel    
        lines in "hard to get at" places such as cowlings.                     
                                                                               
FEATURES: One-piece valve assy. installed into airplane with convenient fueling
            probe for refilling.                                               
                                                                               
INCLUDES: One Pre-assembled Filling Valve                                      
          One Fueling Probe (GPMQ4162)                                         
          One knurled nut w/serrated washer                                    
                                                                               
SPECS:    Overall length (front to back): 13/16" (20mm)                        
          Mounting nut diameter (what is seen on outside of cowl): ¼"          
          Hole size (drilled through cowl): 3/8"                               
          Length inside cowling: ½"                                            
          Thread pitch    .45mm                                                
          Inside diameter .92mm  (.363in)