Graco 166818 Nut Packing
$104.00
In Stock
The Graco 166818 Nut Packing ensures proper compression of the packing set for leak-free pump performance. Ideal for maintaining consistent pressure and smooth rod movement.
- OEM Graco component
- Supports proper sealing in the pump assembly
- Durable, high-precision build
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Graco 166818 Nut Packing – Detailed Information
Compatible Machines
This Graco 166818 Nut Packing is used in select Graco pump assemblies. Always confirm your pump breakdown before ordering.
- Used in Graco pumps that specify Nut Packing #166818 in the fluid section
- Fits systems where the packing compression nut is listed with this part number
Product Overview
The Graco 166818 Nut Packing is a precision-machined component designed to properly compress the packing set within the pump housing. It helps maintain optimal sealing around the piston or rod, ensuring consistent pressure, reduced leakage, and stable pump performance.
Key Features
- Ensures proper compression of the pump packing set
- Supports leak-free operation of the pump assembly
- Durable OEM component designed to withstand high-pressure use
- Maintains smooth piston movement with stable sealing
Specifications
| Part Number | 166818 |
|---|---|
| Component Type | Nut Packing |
| OEM | Graco |
Installation Notes
- Tighten only enough to stop leakage—over-tightening increases wear.
- Inspect periodically as part of routine pump maintenance.
- Replace if signs of wear or fluid leakage appear around the throat area.
Frequently Asked Questions
The Nut Packing compresses the pump’s packing set, creating a proper seal around the rod to prevent fluid leakage and maintain efficient performance.
Check your sprayer’s pump breakdown for part number 166818 in the packing or throat assembly. If the breakdown lists this exact number, the part fits.
Replace the Nut Packing when you notice persistent leakage, reduced pressure, or when the packing set shows visible wear during service.
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