The GRACO 4-419-902-LOK is a lock nut designed for use with GRACO 419-902C, 903, 904, and 905 series components. Its material is not specified in available documentation, but it is intended to secure and fasten critical parts within GRACO lubrication and maintenance equipment, ensuring reliable assembly and preventing loosening during operation.

Key Features:

• Lock Nut
• For 419-902C, 903, 904, 905 series
• GRACO 419-902C, 903, 904, 905 series
• Secures critical components
• Prevents loosening during operation
• Designed for use in lubrication and maintenance equipment

Applications:
Used in GRACO lubrication and maintenance equipment to secure components such as mixers, pumps, or other assemblies where reliable fastening is required.

Installation Notes:

• Using genuine GRACO lock nuts ensures proper fit, reliability, and safety in equipment operation.
• Ensure threads are clean and undamaged before installation.
• Tighten to the manufacturer’s recommended torque specifications (if available).
• Inspect regularly for signs of wear or loosening.
• Replace with genuine GRACO parts for optimal performance and safety.