Centa Coupling CFR 3313316016

The CENTA CF-R coupling for ZF Hurth 30 / ZF 30M marine transmissions is a torsional coupling used between the engine flywheel and marine gearbox to help smooth power delivery, reduce torsional vibration, and protect drivetrain components from shock loads. Reference listings identify ZF 3315316004 as a CENTA CF-R-94 torsional coupling for ZF30M gearboxes and Yanmar JH engine applications, with a compact marine design for drivetrain vibration control. (yacht-supply24.com)

Key Features

• CENTA / CENTAFLEX-R torsional coupling
• Application reference: ZF Hurth 30 / ZF 30M marine gearbox
• Common reference part number: ZF 3315316004
• CF-R-94 coupling reference in supporting catalog data
• Helps reduce torsional vibration, gear noise, and drivetrain shock
• Supports smooth torque transfer between engine and transmission
• Reference torque capacity: 600 Nm
• Reference dimensions: approximately 220 mm x 150 mm
• Reference weight: approximately 6.5 kg
• Reference operating temperature range: -20C to +70C (yacht-supply24.com)

Transmission Compatibility

This coupling is associated with ZF Hurth 30 / ZF 30M marine transmission applications. The ZF 30M is a mechanically actuated reverse-reduction marine transmission, and ZF documentation lists an engine-matched torsional coupling as one of the available options for the transmission package. Supporting coupling references specifically connect ZF 3315316004 / CENTA CF-R-94 with ZF30M gearboxes and Yanmar JH series engines. (tadiesels.com, yacht-supply24.com)

Serial Number Fitment Notice

Torsional coupling fitment depends on the exact engine, flywheel size, SAE housing, input spline, transmission model, reduction ratio, and engine duty rating. Always confirm compatibility using the engine model, transmission tag, flywheel housing details, and existing coupling reference before ordering. Do not match by ZF 30 alone.

When This Part Needs Replacement

Replace the coupling if there is visible rubber deterioration, cracking, spline wear, loose or damaged fasteners, excessive drivetrain vibration, gear chatter, clunking during engagement, or signs of coupling failure between the engine and transmission. A worn torsional coupling can transfer damaging vibration into the gearbox and driveline.

Installation Notes

Installation should follow the engine and transmission manufacturer’s service procedure. Inspect the flywheel, transmission input shaft, bell housing alignment, fasteners, and mounting surfaces before reassembly. Coupling selection should be confirmed by the exact drivetrain combination because torsional couplings are engine-matched components, not universal transmission accessories.

Alternate/Superseded Part Numbers

• CENTA CF-R
• CENTA CFR
• CENTA CF-R-94
• ZF 3315316004
• ZF30M coupling reference
• ZF Hurth 30 coupling reference

Parts Desk Insight

This is a drivetrain-matching part, not a simple bolt-on by gearbox name. The safest match is the existing coupling number plus the engine and ZF transmission tag, especially because flywheel housing and spline details can change between otherwise similar ZF Hurth 30 installations.

Special Order: This product is not currently in store inventory but may be available from the Manufacturer. Special Orders may take up to 2 weeks to arrive. Call the parts desk before ordering if you need a closer estimate on delivery time.