ID
1232876
1-2 weeks delivery time
Our managers will contact you and clarify the terms of the order
The ZF 187840 Locking Pin is a Ø12 mm x 50 mm marine-grade stainless steel (AISI 316L) pin for ZF propulsion systems. With 750 MPa shear and 850 MPa tensile strength, it resists saltwater corrosion, vibration, and extreme temperatures from –40°C to +200°C. Electro-polished for durability.
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ZF 187840 – Marine Locking Pin AISI 316L for ZF Transmissions, Ø12 x 50 mm, 750 MPa Shear Strength
The ZF 187840 Locking Pin is a high-precision, marine-grade fastener engineered for securing transmission shafts, couplings, and drivetrain elements in marine propulsion systems. Manufactured from corrosion-resistant AISI 316L stainless steel and surface-treated by electro-polishing, it ensures exceptional durability and locking performance under extreme environmental and mechanical conditions.
Key Features:
- Precision locking for secure fitment in ZF propulsion systems
- Made of AISI 316L stainless steel with high corrosion resistance
- Electro-polished surface finish for enhanced wear and saltwater protection
- Withstands high mechanical stress and temperature extremes
- Quick, tool-compatible installation with secure engagement
- Optimized for marine gearboxes, propeller shafts, and couplings
- Reduces vibration and maintains drivetrain stability
Specifications:
Part Number ZF 187840 Type Locking Pin Material Marine-grade stainless steel (AISI 316L) Surface Finish Electro-polished, anti-corrosion coated Diameter 12 mm Length 50 mm Shear Strength 750 MPa Tensile Strength 850 MPa Load Capacity Up to 500 kg Temperature Range –40°C to +200°C Weight 120 g Application ZF gearboxes, propeller shafts, drivetrain locks Environment Saltwater and freshwater compatible Installation Secure fit with minimal maintenance
Applications:
- Marine propulsion systems on yachts and commercial vessels
- ZF transmission locking mechanisms
- Engine couplings, shaft drives, and structural locking points
Benefits:
- Provides secure locking under dynamic marine conditions
- Highly resistant to corrosion, wear, and thermal expansion
- Engineered for long service life in saltwater environments
- Minimizes drivetrain vibration and mechanical play
- Certified material and finish ensure performance in critical applications
- Low maintenance and easy replacement process
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