Install the third muffler in the open port above or below the regulator (an additional fitting may be needed for spacing)
ensuring optimal performance and functionality
Helps maintain pump performance
Replace seals during routine maintenance to prevent leaks and downtime
Provides secure battery placement
GRACO LOK NUT FOR 419-902C, 903, 904, 905 - (SKU: 4-419-902-LOK) Install the third muffler inThe 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