Take control of your Mercury maintenance with this genuine PROP NUT. Straightforward replacement that delivers factory results without shop labor costs.

Factory-built to exact Mercury Marine specifications, this propeller component ensures reliable operation across all engine RPM ranges. Part number 161471 is manufactured to exact Mercury Marine factory specifications for precision installation and optimal performance. Constructed from premium marine-grade materials designed to withstand harsh saltwater and freshwater environments.

Aftermarket parts might save a few dollars upfront, but genuine Mercury Marine part 161471 saves you money long-term by lasting years instead of months. Factory precision means perfect fit — no modifications, no surprises.

Compatible Mercury Marine Engines

FITS: 10-30HP MARINER, MERCURY (EFI)

• Fits MARINER, MERCURY 10-30HP engines
• Compatible HP: 10HP, 15HP, 18HP, 20HP, 25HP, 30HP
• Model types: EFI
• Covers 24 serial number ranges
• Configurations: Jet Drive, Outboard
• OEM genuine Mercury Marine part

COMPLETE SERIAL NUMBER COMPATIBILITY:

10HP Models

• 10HP OUTBOARD (Mercury)

15HP Models

• 15HP OUTBOARD (Mariner): 0N001590-0N055284
• 15HP OUTBOARD (Mercury): 0N001590-0N055284
• 15HP SEAPRO (Mercury): 0R051685-0R123564

18HP Models

• 18HP OUTBOARD (Mercury): 0N001590-0N055284

20HP Models

• 20HP OUTBOARD (Mariner)
• 20HP OUTBOARD (Mercury)

25HP Models

• 25HP EFI (Mariner)
• 25HP EFI (Mercury)
• 25HP JET (Mercury)
• 25HP OUTBOARD (Mariner): 0N018456-0N055504
• 25HP OUTBOARD (Mercury): 0N018456-0N055504
• 25HP SEAPRO (Mercury)

30HP Models

• 30HP OUTBOARD (Mariner): 0N001875-0N055504

Not sure where to find your engine’s serial number? View our quick reference guide to locate it on your Mercury Marine engine.

Verification & Support

Questions about part 161471? Use our parts finder tool to verify fitment yourself. Prefer to talk to an expert? Use the contact buttons at the bottom of this page to reach our team by text, call, or email

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