Toro Dingo TX 420 Hydraulic Valves Diagram for All Models Made in the Year 2003. Also Fits Some 2004 420's.

3296-29 - Reference Number 1 - Nut

340-68 - Reference Number 2 - Tee

237-22 - Reference Number 2:1, 3:1, 6:2, or 13:1 - O Ring

340-71 - Reference Number 3 - Straight Fitting

354-79 - Reference Number 4 - Dust Cap

86-5480 - Reference Number 5 - Test Nipple

340-18 - Reference Number 6 - Elbow

237-79 - Reference Number 6:1, 7:1, 23:2 or 32:1 - O Ring

340-98 - Reference Number 7 - Elbow

237-30 - Reference Number 7:2, 23:1 or 36:1 - O Ring

95-3536 - Reference Number 8 - 2 Spool Valve

51-2070 - Reference Number 9 - Nut

98-0152 - Reference Number 11 - Knob

322-12 - Reference Number 12 - Bolt

340-2 - Reference Number 13 - Straight Fitting

237-42 - Reference Number 13:2 or 34 - O Ring

98-2784 - Reference Number 15 - Hydraulic Tube

98-2789 - Reference Number 16 - Hydraulic Tube

98-2790 - Reference Number 21 - Hydraulic Tube

340-4 - Reference Number 23 - Straight Fitting

322-11 - Reference Number 24 - Screw

104-2827 - Reference Number 25 - Hiflo Spacer

92-6798 - Reference Number 27 - Grip