GRACO Trabon Style Fill Stud, 1/4 inch NPT Male - (SKU: 557374) Used for monitoring and troubleshooting

Used for monitoring and troubleshooting pressure in GRACO Magnum sprayers and similar high-pressure spray equipment

Align the end cap correctly with the roller inserts

Inspect the seal for wear or damage during routine maintenance

Aluminum cup kit

Designed for use with GRACO equipment (specific models not listed in available sources)

GRACO Trabon Style Fill Stud, 1/4 inch NPT Male - (SKU: 557374) Used for monitoring and troubleshootingThe GRACO 557374 is a threaded fill stud designed for use with GRACO LubriSystem lubrication equipment. It is typically constructed from durable metal and serves as a connection point for lubricant delivery systems, ensuring secure and leak resistant attachment to lubrication lines. Key Features: Fill Stud Trabon Style, 1 4 inch NPT male Maximum working pressure: 500 PSI For use with GRACO LubriSystem; compatible with mating coupler 558906 (506 322