|  | 1. | Also bearings or mechanical seals may be damaged and need to be replaced. 
 
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|  | 2. | They also offer repairs for mechanical seals through a program called X-TendaSeal Services. 
 
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|  | 3. | By 1938, all Chrysler cars used Crane Packing mechanical seals on their water pumps. 
 
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|  | 4. | In 1939, the company invented the first automotive mechanical seal. 
 
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|  | 5. | The majority of mechanical seal manufacturers offer seals that are dimensionally interchangeable with each other. 
 
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|  | 6. | Mechanical seal face geometry is one of the most critical design elements within a mechanical seal. 
 
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|  | 7. | Mechanical seal face geometry is one of the most critical design elements within a mechanical seal. 
 
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|  | 8. | Ceramic-to-metal mechanical seals have also been used. 
 
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|  | 9. | :A balanced mechanical seal stands up straight, while an unbalanced mechanical seal tends to tilt a bit. 
 
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|  | 10. | :A balanced mechanical seal stands up straight, while an unbalanced mechanical seal tends to tilt a bit. 
 
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