Becker · Gas ballast valve
56872564300
GAS BALLAST VALVE 2 (OPTIONAL)
Where to get it
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As printed in the source
405 | 56872564300 | GAS BALLAST VALVE 2 (OPTIONAL)
Fits 2 models
As listed by BeckerWhen ordering, give the model and serial number from the nameplate: some parts changed within a model’s life.
Where it sits
In the O 5.21
9 · Gas ballast and relief valves
- VALVE KEEPER02911064300
- VALVE PLATE03391064300
- GAS BALLAST VALVE 2 (OPTIONAL)56872564300
- GAS BALLAST VALVE (OPTIONAL)76871399626
Our drawing of the machine type, with the O 5.21's own parts; this part is highlighted. Side view along the shaft. Oil-free (dry) pumps have no exhaust box oil, sight glass or oil filter; their exhaust filter is a dust filter.
In the manufacturer’s drawings
- Position 405 · Exploded viewDownload Spare Parts List (O 5.25), p. 3
- Position 405 · Exploded viewDownload Spare Parts List (O 5.21), p. 3
Part number, name and fitment as published by Becker (source), retrieved 2026-10-19. Vac & Air is independent and not affiliated with the manufacturers shown; names and numbers identify the parts only.