Description
Mercury 16145Q01 Propeller Thrust Washer
The Mercury 16145Q01 propeller thrust washer is a genuine OEM propeller hardware component designed for 4HP and 5HP Mercury outboards. Built for dependable fit and proper propeller support, this thrust washer helps maintain correct propeller positioning and reliable power transfer during everyday operation on the water.
Key Features
- Genuine Mercury OEM propeller thrust washer
- Part number: 16145Q01
- Designed for 4HP and 5HP Mercury outboards
- Helps support proper propeller positioning
- Built for dependable marine service and replacement use
- Ideal for routine propeller hardware maintenance
Fitment
- Fits Mercury 4HP outboards
- Fits Mercury 5HP outboards
- Propeller thrust washer application
- Verify exact fitment by engine model and serial number before ordering
Product Details
- Brand: Mercury
- Manufacturer part number: 16145Q01
- Product type: Propeller thrust washer
- Application: Propeller hardware
- OEM replacement component
Why You Should Buy
- Helps ensure proper propeller spacing and support
- OEM design supports correct fit and dependable performance
- Ideal replacement for worn, damaged, or missing prop hardware
- Supports reliable propeller installation on compatible outboards
Common Applications
Commonly used as a replacement propeller thrust washer for compatible Mercury 4HP and 5HP outboards requiring secure propeller hardware support.
FAQ
What does this part do?
This thrust washer helps support and position the propeller correctly on the prop shaft for proper installation and operation.
What outboards does this fit?
It fits Mercury 4HP and 5HP outboard applications. Always confirm exact fitment before ordering.
Is this a genuine OEM Mercury part?
Yes, Mercury 16145Q01 is a genuine OEM propeller hardware part.
Should I replace worn prop hardware?
Yes, replacing worn or damaged propeller hardware helps maintain proper propeller fit, support, and reliable on-water performance.

