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Contact UsPiston Ring Manufacturer & Supplier in Central Indiana
Custom Aerospace & Power Generation Piston Rings in Central Indiana
Precision rings, incorporated has decades of industry expertise and manufactures piston and seal rings to meet demanding operating conditions, primarily in aerospace and power generation applications. Precision rings, incorporated is dedicated to serving the Indianapolis Metropolitan Area, central Indiana, and supplying the globe with custom seal rings manufactured for different features, including low leakage, high temperatures, material compatibility, and harsh environments for various applications.To learn more about us or to find more information contact us at 317-247-4786 or priengineering@precisionrings.com. Precision rings, incorporated looks forward to supplying a custom ring solution.
Precision rings, incorporated Custom Seal & Piston Ring Manufacturing Capabilities
Manufacturing and designing custom seal and piston ring solutions from the Indianapolis Metropolitan Area, Precision rings, incorporated employs proprietary design and engineering capabilities using proven tools and techniques, including:- Theoretical Ring Leakage Calculations
- Finite Element Analysis
- Flow & Wear Testing
- Thermal Analysis of Design Assemblies
- Trouble Shooting Sealing Systems
- Sustainable Designs
- 3D Printer Dimensional Modeling

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