Contracting & Expanding Rings for Power Generation

Precision rings, incorporated manufactures custom seal rings for a variety of different power generation platforms. Examples include fossil fueled power turbines, steam turbines, nuclear power, wind power, and hydro-electric power. 

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Designing Seal Rings for Power Generation

Precision rings, incorporated produces expanding piston rings used in turbine nozzles, turbine sections or stages, and in gearboxes. Pri also manufactures contracting ring shaft seals. These rings seal on the inside diameter.

Custom Rings Made to Order

Since 1949, Precision Rings, Incorporated (PRI) has been manufacturing custom piston rings of .200" (5.08mm) to 100"+ (2,540 mm) in diameter.

PRI Offers:

• Reproduction of Existing Rings
• Piston Ring Fabrication from Drawings
• Custom Piston Rings Designed from Scratch

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Contact Precision rings, incorporated for Custom Seal and Piston Rings

Please contact Precision rings, incorporated for the custom design and manufacture of expanding or contracting rings for any critical power generation application, or request a quote today.