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 The Vetus BG35/0500 is a glassfibre reinforced polyester (GRP) stern tube with a diameter of 35mm and a length of 581.5mm. Equipped with a cutlass bearing, it provides reliable support for water-lubricated propeller shaft assemblies in marine applications. Designed for durability and smooth operation, this stern tube meets the requirements of marine propulsion systems, ensuring dependable performance and longevity for various vessels.
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€ 127,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BG35/+ surcharge is designed for polyester stern tube systems, with an additional charge applied for every 500 mm increment up to 2000 mm. This surcharge ensures enhanced boat performance and durability.
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€ 36,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BG40/0500 Fiberglass Stern Tube combines durability and convenience, offering reliable support for 40 mm shafts in marine vessels. With its integrated bearing and high-quality fiberglass construction, this stern tube ensures smooth propulsion and minimal friction, enhancing performance on the water. Designed for ease of installation and maintenance, it provides stability and longevity, making it the ideal choice for vessels seeking efficient and hassle-free operation in various maritime conditions.
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€ 143,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BG40/+ surcharge provides additional support for polyester stern tube systems. It applies a charge for every 500 mm increment, up to a maximum of 2000 mm, ensuring reliable performance and durability for your system.
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€ 39,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BS25/0500 Steel Stern Tube stands as a testament to durability and reliability in marine engineering, catering to vessels with Ø25 mm shafts. Featuring a rubber bearing for enhanced propulsion efficiency, this stern tube ensures smooth operation and reduced friction, contributing to optimal performance on the water. With its convenient design, including slots for easy bearing replacement, and standard inclusion of a rubber-metal bearing, the BS25/0500 offers hassle-free maintenance and uninterrupted operation, making it the perfect choice for vessels seeking dependable performance in various maritime conditions.
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€ 213,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BS25/+ applies an additional surcharge for every 500 mm of installation, ensuring optimal performance and compatibility for marine systems.
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€ 52
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BS30/0500 Steel Stern Tube with Rubber Bearing ensures smooth propulsion for vessels with a Ø30 mm shaft, offering stability and durability. Featuring convenient slots for easy bearing replacement, this stern tube minimizes downtime and guarantees uninterrupted operation, making it an essential component for reliable performance in diverse marine conditions.
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€ 227
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1-2 weeks delivery time Price incl. 19% VAT Vetus BS30/+ also adds a surcharge for every 500 mm, guaranteeing smooth operation and compatibility of marine equipment at extended lengths.
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€ 99
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BL35S1000 presents a top-tier steel stern tube designed for marine applications, featuring a robust cutlass bearing with a diameter of 35 mm and a length of 1000 mm. This high-quality stern tube ensures optimal performance, and depending on specific parameters such as length, diameter, and shaft revolutions, it is advisable to install 2 or 3 cutlass bearings. Notably, Vetus offers the flexibility to supply additional sleeves with the stern tube, effectively reducing distortion during welding. Specify your requirements when ordering to tailor this steel deadwood pipe to your precise needs, enhancing the durability and efficiency of your marine propulsion system.
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€ 245
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BL35S/+ includes a surcharge for every additional 500mm of length, providing enhanced durability and performance for marine applications that require robustness in challenging conditions.
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€ 41
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BL40S1000 is a top-tier steel stern tube designed for marine applications, featuring a robust cutlass bearing with a diameter of 40 mm and a length of 1000 mm. This high-quality stern tube ensures optimal performance, and depending on specific parameters such as length, diameter, and the number of shaft revolutions, it is recommended to install 2 or 3 cutlass bearings for enhanced functionality. Notably, Vetus offers the flexibility to supply additional sleeves with the stern tube to reduce distortion during welding, allowing for precise customization. Specify your preference for additional sleeves when ordering to ensure the durability and efficiency of your marine propulsion system.
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€ 261,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BL40S/+ offers superior quality with a surcharge per 500mm, reinforcing the strength needed for heavy-duty marine applications, ensuring long-lasting performance in demanding conditions.
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€ 51
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BL45S1000 stands as a top-tier steel stern tube designed for marine applications, featuring a robust cutlass bearing with a diameter of 45 mm and a length of 1000 mm. This high-quality stern tube ensures optimal performance, and depending on specific parameters such as length, diameter, and the number of shaft revolutions, it is recommended to install 2 or 3 cutlass bearings for enhanced functionality. Vetus offers the flexibility to supply additional sleeves with the stern tube, effectively reducing distortion during welding. Specify your preference for additional sleeves when ordering to ensure precise customization, contributing to the longevity and efficiency of your marine propulsion system.
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€ 368
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BL45S/+ applies a surcharge for each additional 500mm, engineered for heavy-duty applications, providing a robust solution for large marine systems that demand superior load-bearing and durability.
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€ 58,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BL50S1000 stands as a premium steel stern tube designed for marine applications, featuring a robust cutlass bearing with a diameter of 50 mm and a length of 1000 mm. This high-quality stern tube ensures optimal performance, and depending on specific parameters such as length, diameter, and the number of shaft revolutions, it is recommended to install 2 or 3 cutlass bearings for enhanced functionality. Vetus offers the flexibility to supply additional sleeves with the stern tube, effectively reducing distortion during welding. Specify your preference for additional sleeves when ordering to ensure precise customization, contributing to the longevity and efficiency of your marine propulsion system.
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€ 457,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BL50S/+ model adds a surcharge per 500mm of length, providing enhanced durability for large, demanding marine vessels requiring high performance and resilience.
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€ 61
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1-2 weeks delivery time Price incl. 19% VAT Upgrade your vessel's propulsion system with the Vetus BL60S1000 Steel Deadwood Pipe. Featuring a durable steel construction and a rubber bearing, this pipe ensures smooth power transmission, minimizing friction and enhancing overall performance. With a Ø 60 mm diameter and 1000 mm length, it offers compatibility with various shaft sizes, providing reliability and longevity for marine applications.
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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 The Vetus BL60S/+ is a high-quality surcharge designed for marine use. It ensures reliable performance in various conditions and is engineered for maximum durability and long-term support, making it ideal for extending the life of marine equipment.
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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 The Vetus BR325S is an additional cutlass bearing specifically crafted as a shaft support for longer stern gear lengths. Engineered for use with Vetus 25mm steel stern tubes, this bearing provides optimal support and stability for the shaft, ensuring reliable and efficient operation of the propulsion system. Ideal for enhancing the performance and longevity of your vessel's stern gear setup, the Vetus BR325S is a valuable addition for marine applications.
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€ 140
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1-2 weeks delivery time Price incl. 19% VAT The Vetus BR330S is an additional cutlass bearing specifically engineered to offer shaft support for longer stern gear lengths. Tailored for use with Vetus 30mm steel stern tubes, this bearing ensures optimal stability and support for the shaft, contributing to improved performance and durability of the propulsion system. Enhance your vessel's stern gear configuration with the Vetus BR330S for dependable operation in marine environments.
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€ 146,50
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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