Isoflex Flexible Coupling IFC640095
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
The IsoFlex Flexible Coupling IFC640095 is a high-performance marine driveline component designed to connect the gearbox output flange to the propeller shaft while absorbing vibration and reducing shock loads. This flexible coupling improves drivetrain smoothness, protects critical components, and enhances overall system longevity.
Constructed from high-strength composite material, the IsoFlex coupling allows slight flex under load to compensate for minor misalignment between engine and shaft. This reduces wear on bearings, seals, and transmission components while maintaining efficient power transfer.
The IFC640095 is commonly used in inboard marine propulsion systems, particularly in applications requiring vibration damping and driveline protection.
Key Features
- Genuine IsoFlex flexible coupling
- Absorbs vibration and reduces drivetrain shock
- Compensates for minor shaft misalignment
- Protects gearbox, shaft, and bearings
- High-strength composite construction
- Corrosion-resistant and maintenance-friendly design
Compatibility
IsoFlex Coupling Systems
- Designed for IsoFlex flexible coupling assemblies
- Compatible with matching IsoFlex bushings (e.g., IFC-1619)
- Supports multi-bolt flange configurations
Marine Driveline Applications
Commonly used in:
- Inboard marine engines
- Shaft-driven propulsion systems
- Gearbox-to-prop shaft connections
- Diesel and gasoline marine drivetrains
➡️ Suitable for a wide range of marine engines depending on flange size and bolt pattern
Serial Number Fitment Notice
Fitment depends on:
- Flange diameter and bolt pattern
- Shaft and gearbox configuration
- Coupling size and torque requirements
⚠️ Always confirm compatibility using your coupling dimensions, bolt pattern, and driveline specs before ordering.
Specifications
- Part Number: IFC640095
- Type: Flexible shaft coupling
- Material: Reinforced composite
- Function: Vibration dampening and misalignment compensation
- Application: Marine driveline systems
What’s Included
- IsoFlex flexible coupling disc (IFC640095)
When This Part Needs Replacement
Replace the coupling if you notice:
- Excessive vibration
- Visible cracking or deformation
- Driveline noise or misalignment
- Wear during routine inspection
Installation Notes
- Ensure proper alignment before installation
- Use correct bushings and hardware
- Torque bolts evenly in sequence
- Re-check alignment after installation
- Replace bushings if worn
Alternate / Superseded Part Numbers
OEM Cross References
- IsoFlex: IFC640095
Related Components
- IsoFlex T-Bushings (e.g., IFC-1619)
- IsoFlex coupling hardware kits
Shipping
Shipping: Ships same or next day for fast Canada wide shipping. ⚓
💡 Parts Desk Insight
Flexible couplings like this are cheap insurance—if you’re seeing vibration or doing a shaft alignment, it’s often worth replacing the coupling at the same time 👍
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.