

Graco 117305 Fitting Hose Siphon Sub Assembly connects the suction hose to the pump for smooth, leak-free paint flow. Built for high-pressure durability and precise fluid control.
Graco 117305 Fitting Hose Siphon Sub Assembly is a precision-engineered OEM part designed for high-pressure airless paint sprayers. It ensures smooth fluid transfer, consistent pressure, and reliable suction performance. Constructed with high-grade stainless steel and chemical-resistant seals, this sub-assembly supports both solvent-based and waterborne coatings.
| Specification | Details |
|---|---|
| Part Number | 117305 |
| Material | 316L Stainless Steel |
| Seal Material | PTFE and Viton O-rings |
| Thread Type | 1/4” NPT Male Thread |
| Operating Pressure | Up to 5000 psi (345 bar) |
| Flow Rate | 8 L/min @ 2 bar inlet |
| Temperature Range | -40°F to 176°F (-40°C to 80°C) |
| Applications | Siphon hose and filter connection for Graco sprayers |