OTC Mechanical Seal Repair
OTC specializes in mechanical seal repair services for all major brands. With multiple service centers in North America, we are your trusted and convenient one-stop solution for repairing all types of mechanical seals.
Mechanical seal repair specialists offer seal application design & recommendation, seal failure analysis and complete seal repair and installation for numerous industries.
The most common cause of pump repair in centrifugal pumps are due to seal failures. No facility can afford to have their pump performance compromised. OTC has created an Alliance Program to partner with our valued customers to ensure operating efficiency and increase overall run time.
Talk to an OTC Expert Today!
Extend the Life of Your Equipment with Expert Solutions
Our experts can evaluate the condition of your seal to identify root causes of failure and make recommendations to eliminate future failures. Our certified technicians have extensive expertise dedicated to seal repair. Every repaired seal undergoes the same stringent testing as new seals.
Fast Turnaround
Minimize downtime with our quick and efficient repair services
Comprehensive Services
We handle all types of mechanical seal repairs, including single, double, and cartridge seals
Cost-Effective Solutions
Repairing seals can save up to 70% compared to replacement
High-Quality Standards
All repairs are tested and meet industry standards for performance and reliability
Types of Mechanical Seals
- Standard Cartridge Seals
- Engineered Seals
- Mixer Seals
- Slurry Seals


ANSI/API Seals • Specialty Seals • Seal Support Systems
Mechanical Seal Repair Services
OTC is dedicated to repairing mechanical seals of any style, regardless of the manufacturer. Leveraging our extensive experience, we deliver comprehensive evaluations, analyses, and troubleshooting of seal failures, focusing on reliable, long-term solutions, increasing MTBF, lowering your total cost of ownership. Our repair facilities are equipped with skilled product support teams, advanced diagnostic tools, and state-of-the-art machining capabilities.
With OTC, you can expect:
- All wearing items (springs, gaskets, carbon seal faces and fasteners) will be replaced
- All hardware (bellows and hard seal faces) will be inspected to new part tolerances and replaced if necessary
- Material verification of each major metal component
- Skilled Application Engineers
- Complete seal condition examination and failure analysis availabl
- Reverse Engineering and Engineering review
- Use of highest quality materials (standard and exotic metallurgies)
- All types of elastomers and common seal face materials
- Documentation and certification
- Replacement part manufactured and inspected to the same quality as new equipment
- Final quality inspection and testing
Enhance Reliability of Mechanical Seals
by Partnering with OTC
What is the Alliance Program?
The Alliance Program is an agreement between OTC and our valued customer to lower the total cost of ownership through reliability improvement. We will work with your team to create a long term performance-oriented relationship.
Pump dependability will improve with the increased maintenance schedule, inspection, and monitoring of the mechanical seals.
Our goal is create an atmosphere of mutual trust while ensuring maximum performance of your equipment while reducing maintenance and overhead costs due to downtime.


Equipment Performance
Through the Alliance Program, OTC is continuously striving to increase efficiency and reliability. Improved pump reliability directly results in enhanced plant availability and reduced downtime cost. The inevitable impact is lower maintenance costs and higher productivity.
Strategic Sourcing
Strategic sourcing programs in the Alliance Program identifies the most cost-effective and simplified process for procurement. OTC focuses on long-term value while keeping in mind price, quality and reliability.
Inventory Management
As part of the Alliance Program, OTC aims to
minimize parts inventory and inventory-related costs, optimizing stock levels, improving asset utilization and reducing maintenance.
Technical Support
Our experienced group of service and repair technicians are unmatched when it comes to lowering maintenancerelated life cycle costs. OTC’s on-site training within the Alliance Program will:
• Improve plant and personnel safety
• Increase pump reliability
• Improve technical skills of operations and repair staff
Energy Optimization
Pump energy consumption is significant, often
accounting to up to 50%of electrical energy use. When equipment deteriorates, pump efficiency declines and increases operating costs. In the Alliance Program, OTC’s audits review all aspects of the pumping system for savings opportunities.
Safety, Health, Environment
As a partner, a customer can reduce the costs incurred to maintain a safe workplace, protect employee health and minimize environmental impact with equipment reliability assessment and training.
Why OTC?
OTC is one of the largest industrial distributors and service providers in the United States. We deliver manufacturing expertise from air to power machinery, automation processes & components, engineered finishing solutions, and pumps that can move any fluid type.
With over 40 authorized service locations throughout North America , OTC Industrial Technologies specializes in quality comprehensive repair, service, inspection, installation and maintenance to keep you running. Whatever your industry, OTC has a solution.






We have partnered with premier brands like Flowserve to deliver the best products to our customers. OTC has the right replacement parts to help keep your equipment up and running. Learn more about what Flowserve has to offer. Contact a Seal Expert today for more information or to request a quote.
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