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 TOR Marine Stern Tube (Product Number: TA40.2000) is a durable brass component designed for marine vessels, featuring an inner diameter of 48 mm, outer diameter of 54 mm, and a shaft diameter of 40 mm. With a length of 2000 mm, this high-quality part ensures reliable performance in marine environments and is sold as a single piece (EAN Code: 8720193048529).
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€ 422,72
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Stern Tube, measuring ø61xø53x2000mm and designed for a shaft diameter of 45mm, is a durable and reliable solution for supporting and sealing shaft systems in marine applications. Made from high-quality brass, this product (TA45.2000) ensures longevity, with a sales unit of 1 piece and an EAN code of 8720193048536.
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€ 725,03
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Stern Tube (Product Number: TA50.2000) is a high-quality brass component designed for marine applications, featuring an inner diameter of 59 mm, outer diameter of 67 mm, and a length of 2000 mm, making it perfect for shafts with a diameter of 50 mm. Each unit is sold as a single piece, ensuring durability and efficiency in performance, backed by the trusted TOR Marine brand (EAN Code: 8720193048543).
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€ 785,23
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Rope Cutter (Product Number: 5238100T) is a reliable and efficient tool designed for marine environments, ensuring clean cuts of ropes for enhanced safety and performance on boats. With a shaft diameter of 1½ inches (38.1 mm) and made of durable stainless steel 316, this 100 mm diameter cutter features two blades and is suitable for use on propeller shafts. Each unit comes as a single piece and is identified by the EAN Code 8055323043328.
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€ 208,80
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Rope Cutter (Product Number: 5244120T) is a crucial tool for boating enthusiasts, crafted from durable stainless steel 316 to prevent fouling from ropes and fishing lines, ensuring optimal boat performance. With a product diameter of 120 mm and designed for a 1¾-inch (44.45 mm) shaft, it features two blades for efficient cutting. This essential accessory is sold as a single piece and is compatible with shafts, making it a valuable addition to any boat.
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€ 286,94
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Rope Cutter (Product Number: 5251120T) is a reliable and essential tool for marine enthusiasts, designed to effortlessly cut through rope to enhance safety and efficiency on board. With a robust stainless steel 316 construction and a dividable design for easy installation, it features a product diameter of 120mm, a shaft diameter of 2 inches (50.8mm), and two cutting blades, making it suitable for marine applications.
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€ 286,94
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Rope Cutter (Product Number: 5263150T) is a vital tool for boat owners, crafted to enhance safety by efficiently cutting ropes. With a diameter of 150mm and a durable construction in Stainless Steel 316, it is designed for use on propeller shafts, featuring two blades for effective performance. Suitable for both practical applications and peace of mind, this marine accessory is a reliable addition to any vessel.
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€ 527,76
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Rope Cutter (Product Number: 5257150T) is a high-quality, essential tool for boat owners and marine professionals, designed to efficiently cut ropes and prevent entanglements for enhanced safety on the water. With a product diameter of 150 mm and a shaft diameter of 2¼ inches (57.15 mm), this stainless steel 316 cutter features two blades and is specifically suitable for propeller shafts. It is sold as a single piece and carries an EAN code of 8720193047737.
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€ 527,76
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Rope Cutter (Product Number: 5255150T) is a vital safety tool for boating, designed to cut through ropes and lines efficiently. It features a 150 mm diameter and a 55 mm shaft diameter, constructed from durable stainless steel 316. With two blades, it is specifically suitable for use on propeller shafts and comes in a single piece. The EAN code for this product is 8720193047720.
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€ 527,76
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Rope Cutter (Product Number: 5260150T) is a durable and effective tool for cutting rope, designed for marine applications. Made from high-quality 316 stainless steel, it features a 150 mm diameter and is suitable for a 60 mm propeller shaft. This cutter comes with 2 blades and is sold as a single piece. EAN code: 8720193047744.
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€ 527,76
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Rope Cutter (Product number: 5231780T) is a vital tool for boat owners, designed to swiftly and effectively cut away lines or ropes to prevent entanglement. Featuring a 80mm diameter and a 1¼" (31.75mm) stainless steel 316 shaft, it includes two blades for enhanced cutting capability. This durable and convenient tool is essential for ensuring safety on the water and is suitable for various marine applications.
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€ 194,71
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Rope Cutter is a durable and efficient tool made from stainless steel 316, designed to cut through rope and other materials. With a product diameter of 80 mm and a shaft diameter of 1 inch (25.4 mm), it is specifically suitable for propeller shafts. This high-quality cutter features two blades and is identified by the product number 5225480T, ensuring safety during your boating activities.
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€ 194,71
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1-2 weeks delivery time Price incl. 19% VAT The TOR Marine Tube Grease, designed for the STB TOR Stuffy Box, offers premium performance and durability for marine applications. Packaged as a single piece, this transparent grease is part of the TOR Marine brand and has an EAN code of 8055323045216.
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€ 6,41
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1-2 weeks delivery time Price incl. 19% VAT The Ambassador Marine Ltd. Clip for Rope Cutter is a durable and essential accessory designed for efficient rope management. It ensures secure attachment and is compatible with models AM5 through AM30.
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€ 8,78
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1-2 weeks delivery time Price incl. 19% VAT The Ambassador Marine Ltd. Bearing Rings (2) for the AM10 rope cutter are essential components that ensure optimal performance and durability. Each unit is made of high-quality plastic and is sold as a single piece, with an EAN code of 8720193047393.
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€ 31,63
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1-2 weeks delivery time Price incl. 19% VAT Ambassador Marine Ltd. offers high-quality bearing rings for the AM15 rope cutter, ensuring optimal performance and durability. These plastic components are sold as a single piece and are suitable for both standard and sail drive versions, with an EAN code of 8720193047416.
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€ 38,65
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1-2 weeks delivery time Price incl. 19% VAT The Ambassador Marine Ltd. Bearing Rings are designed for the AM20 Rope Cutter, made from durable plastic for optimal performance. Sold as a single piece, they carry the product number 70501020 and an EAN code of 8720193047355.
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€ 57,97
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1-2 weeks delivery time Price incl. 19% VAT The Ambassador Marine Ltd. Bearing Rings are specifically designed for the AM30 rope cutter, ensuring optimal performance and durability in marine applications. Sold as a single piece, these high-quality plastic components are identified by the product number 7051030 and the EAN code 8720193047430.
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€ 68,51
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1-2 weeks delivery time Price incl. 19% VAT The Ambassador Marine Ltd. Bearing Rings (2) for the AM5 rope cutter are made of durable plastic, ensuring optimal performance and longevity. Each package contains one piece, with an EAN code of 8720193047386, specifically designed for use with the AM5 model.
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€ 24,59
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1-2 weeks delivery time Price incl. 19% VAT The AM10 service pack provides essential replacement parts, including bearings, screws, striker plate springs, and bolts, all conveniently stored in a secure plastic box ideal for your bosun's locker, ensuring easy maintenance and optimal performance of your rope cutter.
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€ 57,97
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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