GRACO Belleville Spring Washer, .505ID - (SKU: 17390-04)The GRACO 17390 04 is a Belleville spring washer designed to provide axial spring force in bolted assemblies. It is typically made from high strength steel and is used to maintain tension, compensate for relaxation, vibration, or differential thermal expansion within GRACO equipment. The part is engineered for heavy duty performance and reliability in demanding industrial environments. Key Features: Belleville spring washer 17390 04, . 505ID Designed

Monitor alarm and machine count outputs

Use the large sight window for easy monitoring and maintenance

12 (shim sizes)

Replacement Pressure Control Kit

Used in GRACO industrial equipment for sealing pistons or throats

reliable performance in mining

AirPro Conventional Guns

This part is essential for securely mounting and integrating the slave pump within GRACO equipment

Designed for use with GRACO gravity-fed spray systems

60mm nozzle is compatible with 60mm focal length vision systems

Inspect seals or shields for integrity before installation

Regularly inspect and maintain the valve to ensure optimal performance and longevity