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 SA60/+ is a propeller shaft extension with a 60mm diameter and an additional 500mm length, designed to improve the propulsion system of boats for smoother operation and enhanced reliability in high-performance marine applications.
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA301500A is a 1500mm propeller shaft with a 30mm diameter, including a nut and zinc anode. It features a 25mm cone size, designed for reliable marine propulsion systems.
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€ 585
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA302000A is a 2000mm long propeller shaft with a 30mm diameter, equipped with a nut and zinc anode. It also features a 25mm cone, making it suitable for heavy-duty marine applications.
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€ 707
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1-2 weeks delivery time Price incl. 19% VAT The Vetus SA302500A is a propeller shaft with a length of 2500mm and a 30mm diameter, including a nut and zinc anode. The cone size is 25mm, designed for optimal performance in marine systems.
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€ 829,50
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1-2 weeks delivery time Price incl. 19% VAT Introducing the Vetus VRC25, a game-changer in marine safety, designed to prevent rope entanglement between the cutlass bearing and propeller with unparalleled precision. Crafted from high-grade AISI Type 316L stainless steel, this circular saw blade boasts reliability and durability, ensuring smooth sailing for Ø25mm shafts. With its convenient two-part design, installation is a breeze, requiring no propeller removal. Compact yet powerful, the Vetus VRC25 delivers peace of mind, backed by dimensions of 115 x 30 mm and inclusive delivery of all necessary components for hassle-free setup.
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€ 185
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1-2 weeks delivery time Price incl. 19% VAT Introducing the Vetus VRC30, a cutting-edge solution designed to prevent rope entanglement between the cutlass bearing and propeller with unparalleled precision. Crafted from premium AISI Type 316L stainless steel, this circular saw blade ensures reliable operation for Ø30mm shafts. Its two-part design allows for easy installation without the need for propeller removal. Compact yet robust, the Vetus VRC30 guarantees peace of mind, accompanied by inclusive delivery of all necessary components for hassle-free setup.
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€ 185
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1-2 weeks delivery time Price incl. 19% VAT The Vetus ZWB25I Elastic Bearing (Gland) is an indispensable component for marine propulsion systems, featuring a self-adjusting bottom bracket and shaft seal designed for Ø 25 mm screw shafts. Crafted from durable bronze, this free-hanging bearing ensures optimal performance with its double lip seal, providing double security against water leakage. The ZWB25I is part of the Vetus Type ZWB series, offering reliability and efficiency in preventing water ingress. Upgrade your screw shaft system effortlessly with the assurance of Vetus quality, ensuring a worry-free and smooth boating experience.
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€ 281,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus ZWB30I Elastic Bearing (Gland) stands as a crucial component for marine propulsion systems, designed as a self-adjusting bottom bracket and shaft seal suitable for Ø 30 mm screw shafts. Crafted from durable bronze, this free-hanging bearing incorporates a double lip seal, providing an extra layer of security against water leakage and ensuring dependable performance in various marine applications. Part of the Type ZWB series, it offers both support and effective sealing, making it an essential upgrade for screw shaft systems, contributing to a worry-free and efficient boating experience with enhanced reliability and durability.
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€ 291
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1-2 weeks delivery time Price incl. 19% VAT Experience peace of mind on the water with the Vetus ZWB35A, a top-notch free-hanging bearing designed for marine applications. Featuring a double lip seal for enhanced water leakage protection, this robust bronze bearing ensures reliable performance and durability, making it a trusted choice for your vessel's needs.
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€ 300,50
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1-2 weeks delivery time Price incl. 19% VAT Experience superior water leakage protection and durability with the Vetus ZWB40A Shaft Seal. Its innovative design, featuring a self-adjusting bottom bracket and dual lip seal, ensures reliable performance in marine applications, providing peace of mind for boat owners and operators alike.
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€ 339,50
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1-2 weeks delivery time Price incl. 19% VAT Ensure leak-free performance and unparalleled reliability with the Vetus ZWB45A Shaft Seal. With its flexible inner bearing and dual lip seal design, this seal provides double security against leaks, backed by a front seal chamber packed with silicon grease. Specifically crafted for 45mm Bronze, GRP, or Steel Stern Tubes, this seal offers environmentally friendly operation and virtually maintenance-free reliability for marine applications.
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€ 389,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus ZWB50A Free Hanging Bearing, boasting a 50mm diameter, is an integral component of the Type ZWB self-adjusting bottom bracket and shaft seal system. This unique bottom bracket is designed to be free hanging, providing versatility in installation. Equipped with a double lip seal, it ensures double security against water leakage. The self-adjusting mechanism not only enhances performance but also guarantees reliability over time. Whether you're replacing or installing a new bottom bracket, the ZWB50A offers a dependable solution for marine applications, contributing to the efficient operation and prolonged lifespan of your vessel by safeguarding against water ingress.
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€ 414,50
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1-2 weeks delivery time Price incl. 19% VAT Experience the superior reliability of the Vetus ZWB60 Shaft Seal, meticulously crafted to ensure optimal performance in marine applications. With its innovative self-adjusting bottom bracket and dual lip seal design, this shaft seal provides double security against water leakage, making it the ideal choice for 60mm shaft systems.
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€ 490
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1-2 weeks delivery time Price incl. 19% VAT The Vetus ZWB2540 Replaceable Seal is a vital component designed for the Vetus ZWB25 gland, featuring a flexible inner bearing with a DUAL lip seal. Tailored for upgrading older 25mm diameter Vetus bearings (ZWBILAG25) equipped with conventional gland packing, this seal ensures improved performance and longevity. To optimize functionality, it is recommended to install a water scoop set in conjunction with this upgrade. Upgrade your marine equipment with the reliability and enhanced sealing capabilities provided by the Vetus ZWB2540 Replaceable Seal for the ZWB25 gland.
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€ 309
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1-2 weeks delivery time Price incl. 19% VAT The Vetus ZWB3044 Replaceable Seal is a convenient replacement set tailored for the Vetus 30 mm floating inboard bearing with double lip seals. Serving as an alternative to traditional stuffing box packing, this set ensures efficient sealing and simplified maintenance for your marine system. Upgrade your vessel effortlessly with the reliability of ZWB3044, providing enhanced performance and longevity through its double lip seals. Ideal for those seeking a dependable and low-maintenance solution, this replaceable seal set contributes to the seamless operation of your marine applications, ensuring a worry-free boating experience.
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€ 198
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1-2 weeks delivery time Price incl. 19% VAT The Vetus ZWBH25 Flexible Inner Bearing with a 25mm Triple Lip Seal is a cutting-edge solution designed for water-lubricated shaft systems, enhancing security and reducing friction through its advanced monoblock design. This seal is resistant to oil and grease, features a durable 65-70 shore NBR rubber with a brass hose pillar, and is equipped with a 10mm hose connection for easy maintenance. Ideal for 25mm shaft stern gear, it's engineered to absorb shocks and vibrations, ensuring a perfect fit for Vetus bronze, steel, or GRP stern tubes, and it comes complete with water and grease injection points, two stainless steel hose clamps, and silicon grease, making it a versatile and essential component for marine applications.
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€ 105,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus ZWBH30 sets a new standard in shaft seal technology, specially designed for 30mm water-lubricated shaft systems. Embracing an innovative monoblock design with a triple lip seal, it provides unmatched security against leaks and minimal friction. Crafted to be both oil and grease resistant, it includes a 10mm hose connection for efficient water injection. Suited for temperatures ranging from -15° to +85° and compatible with various stern tubes, the ZWBH30 ensures optimal performance and durability. With its focus on low maintenance and environmental compatibility, it's the go-to choice for marine applications seeking reliability and longevity.
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€ 119
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1-2 weeks delivery time Price incl. 19% VAT The Vetus ZWBH35 Flexible Inner Bearing with a 35mm Triple Lip Seal is a cutting-edge solution for water-lubricated shaft systems, designed for supreme leak protection and minimal friction. This durable, oil and grease-resistant seal features a triple lip for added security, a 10mm hose for water injection, and is ideal for Vetus stern tubes, ensuring low maintenance and high performance in conditions ranging from -15° to +85°C.
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€ 132,50
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1-2 weeks delivery time Price incl. 19% VAT The Vetus ZWBH40 Self-Aligning Inner Bearing with a 40mm shaft diameter is designed for use in water-lubricated stern gear systems. Featuring a triple lip seal, this bearing ensures enhanced protection against water ingress and offers superior durability in marine environments. Made from 65-70 shore NBR rubber with a brass hose pillar, it minimizes friction and provides long-lasting performance with minimal maintenance. The bearing is resistant to oil and grease and includes water and grease injection points for easy lubrication. With an operating temperature range of -15°C to +85°C, the ZWBH40 is ideal for use with VETUS bronze, steel, or GRP stern tubes. Its shock-absorbing design helps reduce vibrations, ensuring smooth operation and extending the lifespan of your stern gear system.
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€ 170
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1-2 weeks delivery time Price incl. 19% VAT The Vetus WCAPSET Water Scoop Kit for Ø 25-30-35 mm provides essential water supply for lubrication in screw shaft systems. With two convenient options for water supply, this kit ensures optimal performance and longevity for your equipment, making it a reliable choice for marine and industrial applications.
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€ 63
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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