Compatible Machines
- Graco HFR Hydraulic Fixed-Ratio Proportioners
- Graco HFRL Proportioners
- Graco HFRS Proportioners
- BASE Fixed-Ratio Stainless HFR Systems
- BASE Fixed-Ratio Non-Stainless HFR Systems
- Graco systems equipped with two horizontally mounted proportioning pumps
The Graco 258771 Kit, Replacement Driver is a genuine hydraulic driver assembly designed for industrial proportioning applications. It operates two horizontally mounted pumps and helps maintain accurate material ratio and dependable system performance. This replacement component is commonly used in HFR series equipment for polyurethane, polyurea, adhesive, and sealant processing applications.
Product Specifications
| Part Number | 258771 |
| Product Description | Replacement Driver Kit |
| Type | Horizontal Hydraulic Driver Assembly |
| Maximum Working Pressure | 1,200 psi (8.2 MPa) |
| Maximum Hydraulic Flow | 10.3 GPM |
| Maximum Cycle Rate | 65 Cycles Per Minute |
| Maximum Fluid Temperature | 160°F (71°C) |
| Pump Configuration | Dual Horizontal Pumps |
Features
- Original Graco replacement component.
- Designed for dual horizontal proportioning pump systems.
- Supports accurate material ratio control.
- Suitable for polyurethane and polyurea processing applications.
- Helps maintain reliable system performance.
- Built for demanding industrial environments.
Typical Applications
- Polyurethane foam processing systems.
- Polyurea coating applications.
- Industrial adhesive dispensing systems.
- Sealant application equipment.
- Hydraulic fixed-ratio proportioning systems.
Frequently Asked Questions
It is a hydraulic driver assembly that powers two horizontally mounted proportioning pumps and helps maintain accurate material delivery.
It is used in Graco HFR, HFRL, and HFRS proportioning systems, including configurations with dual horizontal pumps.
It is commonly used in polyurethane foam, polyurea coating, adhesive, and sealant dispensing applications.
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