Graco 15K029 Packing Nut 85-115cc
$94.98
$106.00
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The Graco 15K029 Packing Nut (85‑115 cc) secures the packing assembly in your pump, ensuring a tight seal and preventing fluid leakage in moderate‑capacity applications.
- Packing nut for fluid seal retention
- Sized specifically for 85‑115 cc models
- OEM quality for reliable sealing
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Graco 15K029 Packing Nut 85‑115 cc – Product Overview
Compatible Machines
- Graco pump assemblies with packing size designation 85‑115 cc
- Graco mid‑capacity airless sprayers specifying this nut size
The Graco 15K029 Packing Nut (85‑115 cc) is a crucial component in the sealing system of your Graco pump. It retains the packing around the shaft or piston, ensuring fluid cannot bypass the seal under pressure. A properly seated packing nut supports efficient operation and minimizes the risk of leakage.
| Key Feature | Description |
|---|---|
| Exact OEM Size | Fits 85‑115 cc applications without compromise. |
| High‑Strength Material | Resists deformation under pressure. |
| Sealing Integrity | Keeps fluid contained; prevents leaks. |
| Service Friendly | Allowing fast replacement during maintenance. |
Installation & Usage Tips
- Relieve pump pressure before removing the old nut.
- Inspect the packing and shaft for wear when nut is removed.
- Install the new nut and tighten to the specified torque without over‑compressing the packing.
- Monitor for leaks after startup and adjust if needed.
Frequently Asked Questions
A loose nut can allow fluid leakage, reduce pressure, and cause packing wear or failure.
It’s best to replace the nut when doing a packing service to maintain proper seal and torque specification.
Inspect during routine maintenance or if you notice a drop in pressure or fluid seepage around the shaft.
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