Mechanical Seal Parts: What’s Inside a Mechanical Seal?

Seal Faces Do the Critical Work

The rotating and stationary seal faces create the primary sealing interface and help prevent fluid leakage.

Seal Faces Do the Critical Work

O-rings and other secondary sealing elements help seal between the components and accommodate movement.

Spring Keeps the Seal Engaged

The spring mechanism maintains contact between the sealing faces, helping the seal perform during shaft movement.

Other Parts Complete Assembly

Components such as the gland, sleeve, retainer, and drive mechanism help position, support, and operate the mechanical seal.

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