Pascal Industries’ 20GN Series Grease Fitting allows for easy connection to a 9/16” High Pressure API6A style connection for service pressures up to 20,000 psi (1,379 bar). The grease fitting features a self-centering ball check design which allows the ball to return to its original position if moved off-axis. The vented plug serves to act as a sealing backup. The 20GN series is field serviceable for easy and economical repairs without special tools. NACE MR0175 compliant versions are available.