Mercury MerCruiser Quicksilver Gear-Housing Carrier Retaining Nut 87763
In stock items ship same or next day.
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Product Description
Mercury Quicksilver 11-87763 is the gear-housing bearing-carrier retaining nut used in specified legacy Mercury and Mariner outboard lower units. It is shown beside the gear-housing cover tab washer in the propeller-shaft assembly.
Key Features
- OEM catalog number: 11-87763.
- Bearing-carrier / gear-housing retaining application.
- GTIN: 745061202603.
Product Compatibility
Verified diagram applications include Mercury 40 hp four-cylinder engines, Belgium serials 9570790 and up, and specified Mercury 45/450 four-cylinder gear housings. Confirm the exact propeller-shaft housing diagram and serial range.
Alternate Part Numbers
Replacement references include earlier Mercury numbers 32014 and 53013.
Replacement and Installation
Inspect the retaining nut and housing threads for damage or corrosion during gearcase service. Check the separate locking tab washer, and follow the gearcase service manual for the correct retaining tool, tightening procedure and locking method.
Parts Desk Insight
This is a gear-housing retaining nut, not the nut that secures the propeller. Use its bearing-carrier location to identify the right component.
Manufacturer Parts Lookup
Open Mercury’s official parts finder and check the engine or drive serial number and assembly callout.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.