VACUUBRAND · Cover
639223
Gas ballast cap
Where to get it
No supplier lists this number with us yet. Ask for a quote and a specialist finds price and availability for you.
Prices are the supplier’s own, as last checked (date shown); they buy and ship. A price older than 30 days isn’t shown.
As printed in the source
639223 Gasballastkappe / gas ballast cap
Fits 5 models
As listed by VACUUBRANDWhen ordering, give the model and serial number from the nameplate: some parts changed within a model’s life.
Where it sits
In the RE 2.5
9 · Exhaust box / oil reservoir
Our drawing of the machine type, with the RE 2.5'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 11 · Exploded viewInstructions for repair: rotary vane pumps RE/RZ/RC 2/2.5/5/6/8/9/16, p. 59
Part number, name and fitment as published by VACUUBRAND (source), retrieved 2026-10-19. Vac & Air is independent and not affiliated with the manufacturers shown; names and numbers identify the parts only.