Busch · Drain valve
0821 108 187
under pressure.
Where to get it
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As printed in the source
under pressure. ● Fill in grease (Klüber Asonic HQ 72-102, Busch Art.No. 0821 108 187) at both grease nipples, until grease appears at the Risk of injury when the condensate drain cock is opened! excess grease ports
Fits 4 models
As listed by BuschWhen ordering, give the model and serial number from the nameplate: some parts changed within a model’s life.
Part number, name and fitment as published by Busch, retrieved 2026-10-19. Vac & Air is independent and not affiliated with the manufacturers shown; names and numbers identify the parts only.