For the old style steam valves used in the commercial S-20*, Millennium and Z-9/11 series. 1 x F_419, 1 x R_33, 1 x R_34, 1 x R_35, 1 x R_36, 1 x R_47, 2 x R_68 and 1 x R_69. This will stop the leak from the tip of the wand, as well as from the front where the knob slips on, but not where the steam/water wand meets the valve. For that use RKIT4.
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WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.