

PowrBeast part 0528296 is a lock ring or nut used to secure components in the pump or drive assembly of compatible sprayers. This threaded fastener locks against another component to prevent loosening from vibration during operation, maintaining proper tension and alignment. It is essential for reliable assembly on PowrBeast 4700, 7700, 9700, and 4700T models.
| Part Number | 0528296 |
|---|---|
| Part Description | Lock Ring Or Nut |
| Brand | PowrBeast |
| Fits | PowrBeast 4700, 7700, 9700, 4700T |
| Condition | New |
The PowrBeast 0528296 lock ring or nut is a threaded fastener designed to secure components in the pump or drive assembly. It works by locking against another nut or component to prevent loosening caused by vibration, thermal cycling, or operational forces.
Lock rings and nuts are critical for maintaining proper tension and alignment in moving assemblies. Over time, threads can strip, the locking feature can wear, or the fastener can corrode. A worn or damaged lock ring or nut can allow components to shift, leading to misalignment, increased wear, and eventual mechanical failure. Replacing this fastener during service restores secure locking and ensures reliable operation.
| Secures components | Prevents loosening of threaded assemblies |
|---|---|
| Maintains tension | Preserves proper preload on critical joints |
| Resists vibration | Locking feature prevents back-off during operation |
| Positions parts | Holds components at correct orientation or depth |
| Stripped threads | Damaged threads prevent proper tightening |
|---|---|
| Worn locking feature | Nylon insert or deformed threads no longer grip |
| Corrosion or rust | Severe corrosion weakens the fastener |
| During disassembly | Replace if any signs of wear or deformation |
PowrBeast part 0528296 is compatible with the following airless sprayer models. Always verify thread size, pitch, and application before ordering.
| Brand / Model | Component |
|---|---|
| PowrBeast 4700 | Lock Ring Or Nut |
| PowrBeast 7700 | Lock Ring Or Nut |
| PowrBeast 9700 | Lock Ring Or Nut |
| PowrBeast 4700T | Lock Ring Or Nut |
When servicing threaded connections, these components are often inspected or replaced alongside the lock ring or nut.
Inspect mating threads for damage; replace if worn.
Washers help distribute load; replace if deformed.
Medium-strength thread locker can provide additional security.