

The Graco 113747 Hex HD Flange Screw is an OEM fastener designed for secure, vibration-resistant mounting in Graco pump and striper assemblies.
The Graco 113747 Hex HD Flange Screw is a genuine OEM fastener designed for secure structural assembly in Graco pumping and striping systems. Its built-in flange head provides stable clamping force and improved vibration resistance.
This screw is confirmed in official Graco parts manuals for the following models:
Note: This screw may appear in additional pump or striper assemblies; always check your model’s parts diagram for verification.
| Part Number | 113747 |
| Type | Hex-Head Flange Screw |
| Typical Use | Manifold, pump housing & structural fastener points |
| Design Benefit | Flanged head distributes load for stronger, vibration-resistant fastening |
| OEM Quality | Exact match for Graco torque and thread standards |