

High-capacity bellows pump assembly for Merkur 35:1 systems. Designed for industrial coatings and high-viscosity fluids.
| Model | Configuration |
|---|---|
| G35B17 | Merkur Bellows 35:1 – Wall Mount, Pump Only |
| G35B19 | Merkur Bellows 35:1 – Cart Mount, Pump & Gun |
| G35B25 | Merkur Bellows 35:1 – Wall Mount, Pump Only |
| G35B27 | Merkur Bellows 35:1 – Cart Mount, Pump & Gun |
Part Number: B35DA1
Product Name: Graco B35DA1 Pump Assy Bellows 100cc STD
This is an OEM replacement 35:1 ratio Merkur bellows pump assembly with U‑cup (standard) packings for high‑pressure fluid delivery in industrial spray systems.:contentReference[oaicite:1]{index=1}
| Fluid Inlet | 3/4" NPT |
|---|---|
| Fluid Outlet | 3/8" NPT |
| Air Inlet | 1/2" NPT |
| Stroke | 63.5 mm (2.5") |
| Max Working Pressure | Up to 3500 psi (241 bar) |
| Packing Type | U‑cup (standard) |
| Compatible Fluids | Waterborne, solventborne, high solids and general coatings |
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