Graco 866270 Pump Piston with Pin – Overview
The Graco 866270 Pump Piston with Pin is an OEM replacement designed for secure attachment in Graco pump assemblies, ensuring reliable fluid transfer and consistent performance.
Compatible Machines
This piston assembly fits Graco airless sprayers and industrial pump units that require a pinned piston:
- Graco GMAX II 3900 Endurance Chromex Piston Pump
- Graco 16X418 Displacement Pump
- Graco 16X419 Endurance Chromex Piston Pump
- Graco 16X420 Endurance Pump
- Graco 16X421 ProConnect Endurance Pump
- Graco 16X423 Endurance MaxLife Piston Pump
- Graco 16X425 Fluid Section Pump (Discontinued)
- Graco 16X427 Fluid Section Pump, MaxLife
Specifications
| Part Number | 866270 |
| Type | Piston with pin |
| Application | Airless sprayers and industrial pump assemblies |
| Use | Secure piston operation and fluid transfer |
Frequently Asked Questions
The 866270 piston with pin provides secure attachment in the pump assembly, ensuring reliable reciprocating motion and efficient fluid transfer.
It fits machines that require a pinned piston, including Graco GMAX II 3900, Endurance Chromex pumps, Displacement Pumps, and other compatible industrial sprayers.
Yes, this is an OEM Graco part, providing guaranteed fit, quality, and performance for compatible pump assemblies.
