Graco 158874 Hex Nut
$25.40
In Stock
The Graco 158874 Hex Nut is a durable jam nut designed to secure fittings and prevent loosening in high-pressure pump systems.
- Thread size: 11/16-16 UNC
- Used in Graco 306-560 Series E & B pumps
- Locks fittings or rods in place
- Essential for reliable fluid handling
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Graco 158874 Hex Nut – Compatibility & Details
The Graco 158874 Hex Nut is a durable 11/16-16 jam nut designed for industrial fluid-handling equipment. It is essential for securing fittings and ensuring reliable operation in high-pressure systems. Use only genuine or equivalent quality nuts for safe performance.
Compatible Machines
| Machine Model | Series | Description |
|---|---|---|
| Graco 306-560 | Series E & B | 2:1 Standard Circulating Supply Pump (55-gallon drum) |
Key Features
- Genuine Graco 158874 hex jam nut
- Thread size: 11/16-16 UNC
- Used to lock fittings or rods in place to prevent loosening
- Essential for high-pressure fluid handling systems
- Compatible with multiple Graco pump assemblies
Frequently Asked Questions
The thread size is 11/16-16 UNC, suitable for multiple Graco pump fittings.
Yes, this nut is commonly used in Graco pump assemblies that require an 11/16-16 jam nut. Always verify compatibility with the specific model and series.
A jam nut is used to lock another nut or fitting in place, preventing loosening under vibration or pressure cycles, ensuring safe and reliable operation.
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