A boat propeller shaft, particularly for inboard systems, is a critical component designed to transmit power from the engine to the propeller, facilitating the propulsion of the boat. The propeller shaft passes through the hull via a stuffing box or seal, which prevents water entry while allowing the shaft to rotate freely. This setup is crucial for efficient boat operation, ensuring that the propeller receives the engine's power without any significant power loss, thus maintaining optimal performance and fuel efficiency in marine vessels.
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1-2 weeks delivery time Price incl. 19% VAT Enhance your marine propulsion system with the Vetus VDR642506 constant-velocity joint. Engineered for excellence, this joint features an integral thrust bearing for increased engine movement flexibility, while effectively minimizing onboard vibration and noise. Elevate your boating experience with smooth power transmission and unmatched durability, courtesy of the Vetus VDR642506.
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Our managers will contact you and clarify the terms of the order
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1-2 weeks delivery time Price incl. 19% VAT Upgrade your marine propulsion system with the Vetus VDR642606 constant-velocity joint. Engineered for excellence, this joint features an integral thrust bearing for enhanced engine movement flexibility, while effectively minimizing onboard vibration and noise. Experience smoother power transmission and heightened durability with the Vetus VDR642606, elevating your boating adventures to new levels.
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Our managers will contact you and clarify the terms of the order
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1-2 weeks delivery time Price incl. 19% VAT Enhance your marine propulsion system with the Vetus VDR642706 constant-velocity joint. Engineered for excellence, this joint features an integral thrust bearing for increased engine movement flexibility, while effectively reducing onboard vibration and noise. Elevate your boating experience with smooth power transmission and unmatched durability, courtesy of the Vetus VDR642706.
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Our managers will contact you and clarify the terms of the order
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1-2 weeks delivery time Price incl. 19% VAT Optimize the connection between gearboxes and flexible couplings with the Vetus FLANGE1 Flange Adapter. Specifically designed for Yanmar KM2C, KMP2P, KM3P, and Kanzaki KC30, KC45, KC100 models, this adapter flange ensures a secure and precise fit. With a bolt circle of 78mm, a recess of 50mm, and a length of 10mm, it provides reliable compatibility for your transmission system. Explore additional options for various gearbox models, including Volvo, and refer to the price list for specific details. Upgrade your marine transmission setup with the precision and compatibility offered by the Vetus FLANGE1.
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€ 143,50
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1-2 weeks delivery time Price incl. 19% VAT Enhance the compatibility and precision of your transmission system with the Vetus FLANGE2 Flange Adapter designed for Volvo gearboxes, including MS10A/L, MS15A/L, and MS25A/L models. This adapter facilitates a secure connection between gearboxes and flexible couplings, ensuring optimal performance. Explore additional adapter flange options for various gearbox models, such as Yanmar and Kanzaki, by referring to the provided price list. Elevate your marine transmission setup with the reliability and precision offered by the Vetus FLANGE2.
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€ 126,50
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1-2 weeks delivery time Price incl. 19% VAT Improve the precision and compatibility of your marine transmission system with the Vetus FLANGE2A Flange Adapter. Specifically crafted for Volvo gearboxes, including MS, MSB, and all MS2 types, this adapter facilitates a secure connection between gearboxes and flexible couplings. Explore additional adapter flange options for various gearbox models, such as Yanmar and Kanzaki, in the provided price list. Elevate the performance of your transmission setup with the reliability and precision offered by the Vetus FLANGE2A.
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€ 216,50
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1-2 weeks delivery time Price incl. 19% VAT Optimize your marine propulsion system with the Vetus FLANGE3 Flange Adapter, a specialized solution designed for Yanmar gearboxes including KM4A, KM4A1, KMH4A, KBW20-1, KBW21, and Kanzaki KC180. This adapter flange seamlessly connects with Vetus Bullflex type 8 and 12 couplings, enhancing the efficiency and reliability of your gearbox-to-coupling interface. Perfect for flexible coupling applications, these adapter flanges play a vital role in ensuring a robust and dependable power transmission. Trust in Vetus for quality and compatibility as you enhance the connectivity of your marine equipment with the FLANGE3.
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€ 241
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA25/1000 Stainless Steel Shaft with Cap Nut is a reliable component of the Vetus propeller shaft type SA, crafted from duplex stainless steel 1-4462 Niro for exceptional durability and resistance to corrosion. This fully machined screw shaft includes a cap nut with a zinc anode, providing added protection against corrosion. Engineered to adhere to ISO 4566 standards, the dimensions of the propeller shaft end ensure compatibility and reliability, making it an ideal choice for marine applications.
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€ 311,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA25/+ propeller shaft extension adds an additional 500mm to the Vetus SA25/1000 model, allowing you to customize the shaft length as needed. The maximum available length for this shaft is 2.5 meters.
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€ 88,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA30/1000 stainless steel shaft with cap nut boasts superior corrosion resistance and strength thanks to its construction from "Duplex 1-4462" stainless steel. With a 1:10 taper and keyway on one end, it comes complete with a matching key, tab washer, and propeller nut with an integrated zinc anode for added protection. Its dimensions include a length of 1000mm and a diameter of 30mm, making it a durable and reliable choice for marine applications.
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€ 413
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA30/+ extension offers a 500mm increase in length for the SA30/1000 model, providing flexibility for customization. The shaft length can be extended up to a maximum of 2.5 meters.
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€ 122
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA35/1000 stainless steel shaft with cap nut is engineered for durability and reliability in marine applications. Crafted from high-quality Duplex stainless steel 1-4462, it offers superior corrosion resistance and tensile strength compared to materials like AISI 316. With a machined 1:10 taper and keyway, it includes a matching key, tab washer, and propeller nut with an integrated zinc anode for added protection. Its dimensions, including a length of 1000mm and a diameter of 35mm, make it suitable for various marine propulsion systems, ensuring optimal performance and longevity.
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€ 559,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA35/+ extension adds 500mm to the Vetus SA35/1000 shaft, allowing you to customize the shaft length to your needs. The maximum available length for this shaft is 3.5 meters.
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€ 152,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA40/1000 stainless steel shaft with cap nut is a robust and corrosion-resistant component designed for marine propulsion systems. Constructed from Duplex stainless steel 1-4462, it offers superior corrosion resistance compared to materials like AISI 316 and Aquamet 17 or 22. With excellent tensile strength and hardness, this shaft ensures optimal performance, especially in rubber bearings. Standardly machined with a 1:10 taper and keyway, it comes with a matching key, tab washer, and propeller nut with integrated zinc anode. The shaft's dimensions adhere to ISO 4566 standards, featuring a length of 1000mm and a diameter of 40mm, making it suitable for various marine applications.
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€ 746,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA40/+ extension provides an additional 500mm length for the Vetus SA40/1000 propeller shaft, allowing for customized shaft lengths. The maximum length available is 3.5 meters.
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€ 209,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA45/1000 stainless steel shaft with cap nut is meticulously engineered to deliver optimal performance in marine propulsion systems. Crafted from Duplex stainless steel 1-4462 Niro, this screw shaft boasts exceptional durability and corrosion resistance, ensuring longevity even in harsh marine environments. Equipped with a fully machined design and a cap nut featuring an integrated zinc anode, it offers enhanced protection against corrosion. With dimensions conforming to ISO 4566 standards, including a length of 1000mm and a diameter of 45mm, this shaft is ideal for various marine applications, providing reliability and durability where it matters most.
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€ 906,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA45/+ propeller shaft extension adds 500mm to the Vetus SA45/1000 shaft, enabling you to adjust the length of the shaft. The maximum available length is 3.5 meters.
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€ 247
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA50/1000 stainless steel shaft with cap nut, featuring a length of 1000mm and a diameter of Ø50mm, is designed for reliability and durability. Constructed from duplex stainless steel 1-4462 Niro, this screw shaft is fully machined and includes a cap nut with a zinc anode for corrosion resistance. With dimensions meeting ISO 4566 standards, it offers precision and performance, making it suitable for various marine applications.
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€ 1.079,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA50/+ extension offers an additional 500mm to the Vetus SA50/1000 shaft, allowing for flexible shaft length customization. The maximum possible length is 3.5 meters.
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€ 313
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA60/1000 Stainless Steel Propeller Shaft 1000 mm redefines durability and precision in marine propulsion. Crafted from duplex 1-4462 stainless steel and compliant with ISO 4566 standards, it offers unmatched corrosion resistance and seamless compatibility with various boat sizes. With included components such as a key, lock washer, and fairing nut with integral anode, along with dimensions tailored for optimal performance, this propeller shaft ensures reliability and efficiency for smooth sailing in any maritime endeavor.
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Our managers will contact you and clarify the terms of the order
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How does the material of an inboard boat propeller shaft impact its performance and longevity?
The material of an inboard boat propeller shaft significantly influences both its performance and longevity. Typically crafted from stainless steel or sometimes bronze, these materials are chosen for their strength, resistance to corrosion, and ability to withstand the harsh marine environment. Stainless steel shafts, for example, offer excellent toughness and resistance to pitting and crevice corrosion, crucial for maintaining the integrity and efficiency of the marine propeller shaft over time. The durability of these materials ensures that the shaft can handle the mechanical stresses of transmitting power from the engine to the propeller without deforming or failing, thereby providing reliable performance and reducing the need for frequent replacements.
The precision in manufacturing inboard propeller shafts is crucial for optimal performance and longevity. Leading manufacturers use CNC (Computer Numerical Control) machining to ensure that each prop shaft is crafted to exact specifications, maintaining balance and reducing vibrations. This precision helps in achieving a seamless fit between the prop shaft and the prop hub, which is essential for the smooth transmission of power. Utilizing advanced manufacturing techniques, these inboard propellers are designed to meet the high standards of the marine industry, ensuring reliable and efficient operation in various boating conditions.
What are the common types of bearings used with marine prop shafts to ensure smooth operation?
Common types of bearings used with marine propeller shafts include cutlass bearings and roller bearings. Cutlass bearings, made from durable rubber and sometimes embedded with brass or other metals, are particularly favored for their ability to handle the high loads and abrasive conditions typical in the marine environment. These bearings ensure smooth operation by allowing the boat propeller shaft to rotate freely while minimizing friction and wear. Roller bearings, although less common in marine settings due to their susceptibility to corrosion, may also be used in some inboard boat propeller shaft designs where sealed units can protect against water ingress, offering efficient rotational performance and reliability.
Stainless steel inboard propellers and custom propeller solutions are crucial for achieving high performance and reliability in various boating conditions. Boat builders often choose stainless steel shafts and custom inboard propellers for their strength and resistance to corrosion. Various companies offer a range of shaft sizes and materials, including A19, A17, and A22 stainless shafts, ensuring durability and precision. Custom inboard propellers and shafts are machined to exact specifications, such as SAE J755 standards, to provide the best fit and performance. These components are essential for maintaining the integrity of the boat's propulsion system, reducing the risk of issues like bent prop shafts, and ensuring consistent and efficient power delivery.
What maintenance practices are essential for ensuring the longevity of marine propeller shafts?
Regular maintenance is crucial to ensure the longevity of marine propeller shafts. Key practices include frequent inspections for signs of wear or corrosion, particularly on inboard boat propeller shafts which are constantly exposed to marine elements. Lubrication of the shaft and its bearings is also essential to reduce friction and prevent overheating during operation. Additionally, it's important to check the alignment of the shaft periodically to ensure it has not shifted, as improper alignment can lead to uneven wear and potential damage to both the shaft and associated components, thereby maintaining optimal performance of the boat propeller shaft.
Maintaining the boat shaft also involves understanding the specific needs and variations of your equipment. General propeller-gp and exclusive boat shaft solutions are available for different boating requirements, ensuring the right fit and performance. OEM stock parts, including propeller tapers, are known throughout the marine industry for their reliability. Contact us for more information on our selection of precision-machined, high-strength shafts, which are cut to SAE J755 standards and offered with quick delivery. Our products strive to provide exceptional and innovative solutions for all boating needs. We look forward to assisting you with the finest boat shafts and components to support your important boating skills.
What types of Boat Propeller Shaft do you have in your catalog?
Stern Tubes for Boats, Cutlass Bearings, Propeller Shaft Seals, Boat Propeller Nuts, Flexible Shaft Couplings, Marine CV Joint & Drive Shafts