Yamaha 5EA-14940-00-00 - Diaphragm Assembly is a genuine Yamaha part. It is a sealing component that prevents fluid, air, or contaminant leaks at a joint or shaft. Match part number 5EA-14940-00-00 to the Yamaha parts diagram for your model to confirm it is the component you need.

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Key Features & Benefits

• Replaces a hardened, cracked, or leaking seal.
• Seals the joint or shaft it is installed on against leaks.
• Helps keep dirt, water, and contaminants out.
• Sold under Yamaha part number 5EA-14940-00-00.

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Frequently Asked Questions

Is 5EA-14940-00-00 a genuine Yamaha part?

Yes. 5EA-14940-00-00 is the Yamaha part number for the Diaphragm Assembly. This seal closes the gap between mating parts to keep fluids in and dirt out.

Can I reuse the old Diaphragm Assembly (5EA-14940-00-00)?

Sealing parts like the Diaphragm Assembly take a set once installed, so reusing one risks a leak. Installing a new 5EA-14940-00-00 restores a proper seal.

When should the Diaphragm Assembly (5EA-14940-00-00) be replaced?

Replace the Diaphragm Assembly (5EA-14940-00-00) when it shows leaks, cracking, or hardening, or whenever the parts it seals are disassembled. Seals are generally not reused once removed.

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WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.