Description
Mercury 889733 Temperature Sender Retainer
The Mercury 889733 temperature sender retainer is a genuine Mercury part used to secure the temperature sender in compatible Mercury outboard applications where this part number is specified. Confirm fitment by serial number, parts diagram, owner’s manual, or service manual before ordering.

Key Features
- Genuine Mercury retainer for temperature sender service
- Used with compatible Mercury outboard temperature sender assemblies where specified
- Helps secure the sender in the correct mounting position
- Designed for applications that call for Mercury part number 889733
Fitment / Product Details
- Brand: Mercury
- Part number: 889733
- Product type: temperature sender retainer
- Application: compatible Mercury outboard temperature sender assemblies where 889733 is specified
- Fitment must be verified by serial-number parts lookup before purchase
What’s Included
- One Mercury 889733 temperature sender retainer
Why You Should Buy
- OEM Mercury construction for proper fit in specified assemblies
- Useful when servicing temperature sender mounting hardware
- Helps avoid mismatched aftermarket hardware during engine service
Common Applications
- Mercury outboard temperature sender service
- Cooling-system or sensor repairs where part number 889733 is called out
- Use only on engines and assemblies that specify Mercury 889733
FAQ
- Is this an OEM Mercury part? Yes. This listing is for a genuine Mercury part.
- Does this fit every Mercury outboard? No. Use only where part number 889733 is specified for your engine.
- How should I confirm fitment? Match the part number to your engine serial-number parts diagram, owner’s manual, or service manual.
- Need help confirming fitment? Contact us before ordering and our parts team can help verify compatibility: Ask a Parts Pro.

