Graco 168282 Nut Packing – OEM Pump Packing Nut with Wet-Cup
Compatible Machines
This Graco 168282 Nut Packing is used on select Graco displacement pump assemblies. Compatibility depends on the pump model inside your sprayer. Always verify using your parts manual or pump assembly reference.
- Compatible with displacement pump systems that specify part number 168282 for the packing nut / wet-cup assembly
- Check your sprayer’s pump parts breakdown to confirm this part is listed
- Commonly used on select Graco industrial and contractor-grade sprayer pumps
Product Details
The Graco 168282 Nut Packing (with wet-cup design) secures the packing stack and ensures proper lubrication around the rod and sealing components. It helps reduce wear, leakage, and premature failure of pump packings.
| Item Specifications |
| Part Number | 168282 |
| Component Type | Packing Nut / Wet-Cup Assembly |
| Material Function | Holds packing set in pump and provides lubrication area |
| Approx. Weight | ~2 lbs (Varies by supplier) |
Key Benefits
- Genuine OEM part ensures correct fit and sealing performance
- Wet-cup feature improves lubrication to extend packing life
- Helps reduce leakage and rod wear during pump operation
- Recommended for maintenance and overhaul of compatible pumps
Frequently Asked Questions
It holds the pump packing components in place while the integrated wet-cup chamber allows lubrication to reach the packing area. This reduces wear and leakage during operation.
Check your sprayer's displacement pump parts breakdown. If the packing nut or wet-cup assembly is listed with part number 168282, this component is compatible.
Replace it when experiencing packing leakage, difficulty maintaining pressure, visible rod scoring, or when performing a complete pump seal/packing rebuild.
Yes. For best sealing performance and longer pump life, replace packings and inspect the rod whenever the packing nut assembly is serviced.
