

Graco 168211 Nut, Connecting Rod is a critical pump hardware component used to secure the connection between the air motor and displacement rod for reliable spraying performance.
This Nut, Connecting Rod is commonly used in several Graco industrial displacement pump systems. Machines known to use this part include:
The Graco 168211 Nut, Connecting Rod is a threaded hardware component found within the displacement pump assembly. It is responsible for securing the connection between the air motor rod and the displacement rod, maintaining structural alignment and smooth pumping performance.
| Specification | Details |
|---|---|
| Part Number | 168211 |
| Component Name | Nut, Connecting Rod |
| Thread Size | 3/4-10 (UN Thread) |
| General Use | Displacement Pump Rod Fastening |
| Installation Location | Rod linkage between air motor/piston and displacement rod |
Without a securely installed connecting rod nut, the pump system may experience misalignment, reduced performance, or mechanical failure. Replacing a worn or damaged nut is essential to ensure stable and efficient pumping performance over extended operating periods.
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