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Four-prong design for improved grip and ease of adjustment
particularly where secure and reliable fastening is required
but it is engineered for reliable performance and safety in demanding industrial environments
particularly where precise distribution of lubricant to multiple points is required
GRACO Stem, Piston (189355) - (SKU: 189355) Four-prong design for improved gripThe GRACO 189355 Stem, Piston is a replacement part designed for use in GRACO spray gun assemblies. Its material is not explicitly specified in available documentation, but it is engineered for durability and reliable operation within GRACO equipment. The part functions as a critical component in the piston assembly, enabling precise fluid control and actuation in automatic electrostatic air spray guns. Key Features: Stem, Piston Fits GRACO PRO Auto
