VACUUBRAND · Foot / support
637738
Diaphragm support disc 8.2mm, large
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
637738 M embranstützscheibe / diaphragm support disc
Fits 6 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
1 · Feet
- Rubber foot with M6×8 thread20639463
- Rubber foot with thread M6x183121066
- Diaphragm support disc 8.2mm, large637738
- Rubber fo o t with thread M 6x8639463
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 9 · 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.