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Piston Rings

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Piston rings are open ended rings that fit into grooves on the outside of a piston. They are often used for moving pistons, like those of engines. Piston rings help to reduce leakage, with the ring gap compressing when inside the cylinder bore.

Piston Ring Manufacturers

  • Precision Rings: Precision Rings is a leading manufacturer of custom piston rings and seal rings, specializing in piston rings for hard environments or tight tolerences. Precision Rings has 60 years of experience and a dedication to providing their customers with the finest quality rings products and responsive service.

Types of Piston Rings

While piston rings have a number of applications dating back to steam engines, they are mo