Becker · Valve
53750118900
NON RETURN VALVE
Where to get it
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As printed in the source
66 | 537501 18900 | NON RETURN VALVE
Fits 1 model
As listed by Becker| Model | Source |
|---|---|
| U 4.20 | Download Spare Parts List (U 4.20) |
When ordering, give the model and serial number from the nameplate: some parts changed within a model’s life.
Where it sits
In the U 4.20
9 · Gas ballast and relief valves
- Valve53750026200
- NON RETURN VALVE53750118900
- Gasballastventil, komplett / Gas ballast valve / l’este d’air / valvola di zavoratrice /56870199683
- BLOW-OFF VALVE72750399628
Our drawing of the machine type, with the U 4.20'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 66 · Exploded viewDownload Spare Parts List (U 4.20), p. 7
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.