ID
975210
$ 2,002.99
1-2 weeks delivery time
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The Vetus BULFL162 Bullflex 16 Flexible Coupling (shaft Ø 2", type 16) provides superior vibration damping and precision alignment for marine propulsion systems. With a 205 mm diameter and 197 mm height, it ensures smooth, quiet power transfer between the engine and propeller shaft. The pre-tensioned rubber element absorbs torsional vibrations, allowing up to 2° misalignment without performance loss. Designed for high-power engines, the coupling includes a centering ring for perfect alignment, built-in galvanic isolation, and an easy-install non-tapered hub for durable, low-maintenance operation.
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Vetus BULFL162 Bullflex 16 Flexible Coupling for 2" Shaft
The Vetus BULFL162 Bullflex 16 Flexible Coupling is designed to deliver exceptional vibration damping and precise alignment for marine propulsion systems with 2″ shafts. Its high-flexibility rubber element efficiently absorbs torsional vibrations, providing quiet and backlash-free transmission between the engine and propeller shaft. The coupling allows up to 2° misalignment and maintains perfect centering, ensuring smooth operation, long service life, and reduced wear on drivetrain components.
Key Features
- Outstanding torsional and axial vibration absorption
- Axially and radially secured against shearing for maximum safety
- Permissible shaft misalignment up to 2°
- Excellent shaft centering at high RPMs
- Removable centering ring for flexible installation configurations
- Built-in thrust damper minimizes axial vibration
- Non-tapered clamping hub for accurate centering and easy removal
- Provides galvanic isolation between engine and propeller shaft
- Ensures silent, backlash-free operation under heavy load
Technical Specifications
Parameter Specification Model BULFL162 (Bullflex Type 16) Shaft Diameter Ø 2" (≈ 50.8 mm) Overall Diameter (D) 205 mm Height (L) 197 mm Pleasure Craft Power Ratio (DIN 6270B) 17.1 HP / 100 RPM (12.6 kW) Commercial Craft Power Ratio (DIN 6270A) 13.3 HP / 100 RPM (9.8 kW) Max Torque (Pleasure Craft) 1200 Nm Max Torque (Commercial Craft) 935 Nm Max RPM (Zero Misalignment) 4000 RPM Max RPM (at 2° Misalignment) 2000 RPM Material Marine-grade rubber with precision-machined steel hub Flange Options Combined 4″ and 5″ flange configuration Galvanic Isolation Yes
Dimensional Overview
- Type: Bullflex 16
- Flange size: Combined 4″ and 5″
- Shaft diameter: 2″ (≈ 50.8 mm)
- Length L: 197 mm
- Diameter D: 205 mm
Advantages of the Bullflex Coupling
- Superior damping of torsional and axial vibrations
- Silent and maintenance-free operation
- Enhanced shaft alignment and balance
- Extended lifespan for drivetrain components
- Fast and simple installation
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