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Contact UsISO Certified Piston Ring Manufacturer
Precision rings, incorporated (Pri) is an ISO 9001:2015 certified piston ring manufacturer and AS9100D certified piston ring manufacturer, holding the industry's most recognized quality certifications for commercial and aerospace-grade manufacturing. From the moment an inquiry is received to the final inspection and packaging of every custom piston ring, quality is embedded in every step of the process.
For engineers and procurement teams in aerospace, power generation, military, and industrial markets, Pri's certification credentials and quality management systems provide the documented assurance that specification-critical piston ring applications demand.
Certifications & Accreditations
Precision rings, incorporated holds the following active certifications and accreditations, each representing a rigorous, third-party validated commitment to quality management, manufacturing precision, and industry compliance:ISO 9001:2015
ISO 9001:2015 is the international standard for quality management systems, confirming that Pri's manufacturing processes, documentation, and continuous improvement programs meet globally recognized quality requirements across all commercial piston ring applications.AS9100D
The aerospace industry's quality management standard is built on ISO 9001:2015 with additional requirements specific to aviation, space, and defense manufacturing. AS9100D certification positions PRI as a qualified piston ring manufacturer for the most demanding aerospace and military applications.Nadcap Certification
The National Aerospace and Defense Contractors Accreditation Program is a globally recognized accreditation for special processes (heat treatment) in aerospace and defense manufacturing. Nadcap certification validates PRI's special process capabilities to the highest aerospace industry standards.ITAR Certified
International Traffic in Arms Regulations compliance confirms Pri's eligibility to manufacture piston rings for U.S. defense and military applications in accordance with federal regulatory requirements.Quality Awards
2014 GE Supplier Quality of the Year
Recognition from one of the world's leading industrial manufacturers, reflecting PRI's consistent delivery of specification-grade piston rings that meet GE's rigorous supplier quality requirements.
Quality Assurance Process
At Precision rings, incorporated, quality assurance is not a final inspection checkpoint; it is an active, continuous discipline embedded throughout the entire manufacturing process. This includes:- Multi-Point Dimensional Inspection
- Material Process Certification
- Continuous Improvement Programs
- Sophisticated Measurement Instrumentation
Industries Served by Pri's Certified Manufacturing
PRI's ISO 9001:2015 and AS9100D certified quality management systems directly support the requirements of the industries where piston ring performance and traceability are most critical:- Aerospace applications
- Data center systems
- Military and defense solutions
- Green Energy
- Hydroelectric Dam Servo Motor Overhauls
- Industrial
- Microreactors
Custom Piston Ring Capabilities
Precision rings, incorporated manufactures custom piston rings from 0.200" (5.08 mm) to 100"+ (2,540 mm) in diameter, one of the broadest size ranges available from any piston ring manufacturer in the world. Every ring is manufactured to customer specifications and backed by PRI's certified quality management systems.Contact Precision rings, incorporated Today
For engineers and procurement teams who require a piston ring manufacturer with documented, third-party-validated quality credentials, Precision rings, incorporated delivers. Fill out a contact us form for more information regarding quality assurance, or request a quote for piston and seal rings today.