Comparison : Item # F2804404041, 0.004 Inch Directional Flow Control Valve, Threaded
Item # F2804404041B80, 0.004 Inch Directional Flow Control Valve, 1/16 Inch Pre-Installed Barbs
Item # F2804404041B85, 0.004 Inch Directional Flow Control Valve, 1/8 Inch Pre-Installed Barbs
Item # F2804404041B86, 0.004 Inch Directional Flow Control Valve, .170 Inch Pre-Installed Barbs
Item # F2804404050, 0.005 Inch Directional Flow Control, Threaded