

M8 Belleville spring lock washer designed to maintain consistent clamping force in Graco equipment assemblies, preventing loosening under vibration and dynamic load conditions.
| Equipment Type | Application Function |
|---|---|
| Graco Spray Equipment | Maintains fastener preload under vibration and load conditions |
| Industrial Pump Systems | Provides spring tension for secure mechanical assemblies |
| Lubrication Systems | Prevents loosening of critical mounting hardware |
| OEM Graco Installations | Used where BSLW.M8 Belleville washer specification is required |
The BSLW.M8 Washer, Belleville, Spring Lock is a precision-engineered conical spring washer designed to maintain consistent clamping force in Graco industrial spray, pump, and lubrication systems. It helps prevent loosening of fasteners caused by vibration, thermal expansion, or dynamic loads.
Its Belleville spring design provides controlled elastic deflection, ensuring long-term joint stability in high-stress mechanical assemblies.