Mercury Marine Clamp - 90391
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Genuine Mercury marine clamp engineered for secure fastening and reliable performance in demanding marine environments. This OEM clamp provides the precise clamping force needed to ensure proper assembly and prevent loosening from vibration and harsh conditions.
Key Features:
- Genuine Mercury OEM part
- Part Number: 90391
- Marine-grade construction resists corrosion
- Designed to withstand vibration and harsh saltwater conditions
- Precision-engineered for secure, reliable clamping
- Ensures proper hose and component retention
- Meets Mercury's strict quality standards
Applications:
Designed for Mercury marine engine systems requiring secure clamping of hoses, cables, or components. Essential for proper assembly during maintenance, repairs, or component installation. Verify part number compatibility with your engine model before ordering.
Installation Notes:
Ensure clamp is positioned correctly on the component before tightening. Tighten to manufacturer specifications - avoid over-tightening which may damage hoses or components. Inspect regularly for corrosion or wear.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 3–4 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.