United Ring & Seal, Inc. is a precision manufacturer of metal seal rings and piston rings used in stationary gas and steam turbines, state-of-the-art turbine engines in Air Force, Navy and Army service, general aviation internal combustion engines, hydraulic applications, and other commercial end uses. We manufacture from all-high-temperature alloys used for hostile environments as well as all-cast-iron and bronze alloys. We manufacture expanding as well as contracting rings with any end joint you specify. Our rings are used as nozzle seals, oil seals for bearings, pressure seals for valves and hydraulic applications as well as compression seals and oil control seals. They are used anywhere there is a need to seal gases or liquids in rotating, reciprocating or stationary service.

Industries Served

• Power Generation
• Aerospace
• Military
• Hostile Operating Environment
• High Temperature/ Pressure Values
• Hydraulic
• Compressors
• Internal Combustion Engines

We Offer

• Make to order service
• Superior Quality
• On Time Delivery
• Low Cost
• Quick response to RFQ's
• Design Assistance
• Certified Plating & Coatings
• Heat Treatment
• All Cross-Sections & End Joints
• Sizes: 5/8" (15 mm) to 15" (380 mm) Diameter