Your Mercury deserves better than cheap aftermarket parts that fail after one season. This genuine SCREW, (.375-16 x 4.75) delivers the reliability your engine was built for.

Designed and manufactured to Mercury Marine OEM standards, this component ensures reliable operation across all engine RPM ranges. Part number 53728 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.

Factory parts exist for a reason — they work. Part 53728 undergoes rigorous Mercury Marine quality testing that aftermarket manufacturers skip. The result? Reliable performance season after season.

 

Compatible Mercury Marine Engines

FITS: 175-260HP MERCRUISER

• Fits MERCRUISER 175-260HP engines
• Compatible with 11 different HP configurations
• Covers 24 serial number ranges
• Configurations: Outboard
• OEM genuine Mercury Marine part

 

COMPLETE SERIAL NUMBER COMPATIBILITY:

175HP Models

• 175HP OUTBOARD (Mercruiser): 0B527955-0B773242

185HP Models

• 185HP OUTBOARD (Mercruiser): 0A331455-0B527954, 6330183-6919655

198HP Models

• 198HP MIE (Mercruiser): 4762210-6218461

200HP Models

• 200HP OUTBOARD (Mercruiser): 0B525982-0B774444, 6218462-0B525981

205HP Models

• 205HP OUTBOARD (Mercruiser): 0A331455-0B527954, 0B527955-0B775129

225HP Models

• 225HP OUTBOARD (Mercruiser): 2278647-2694014, 2278647-2694014

228HP Models

• 228HP MIE (Mercruiser): 4765100-5170008, 5170009-5907057
• 228HP OUTBOARD (Mercruiser): 4765100-5170008, 5170009-6218461, 6218462-0B525981

230HP Models

• 230HP MIE (Mercruiser): 5907058-0B522505, 0B522506-0B788151
• 230HP OUTBOARD (Mercruiser): 6218462-0B525981, 0B525982-0B773739

250HP Models

• 250HP OUTBOARD (Mercruiser): 2314301-2639854, 4768000-4908849, 2314301-2639854

255HP Models

• 255HP OUTBOARD (Mercruiser): 5195909-5907057

260HP Models

• 260HP OUTBOARD (Mercruiser): 6218462-0B525981

 

Need help finding your serial number? Check our serial number location guide for step-by-step instructions on locating it on your Mercury engine.

Verification & Support

Verify part 53728 works with your Mercury using our parts finder tool. Have questions? Reach out using the contact buttons at the bottom of this page — our team is here to help by text, call, or email

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