Product Description
Flat Idler Pulley for Murray 91179 57179mA 421409 421409mA
Description:Â #eastarsmallenginerepair
Oregon 34-826 Heavy-Duty Plastic Composite Flat Idler Pulley for Murray 91179MA
· Flat Idler Pulley Fits for murray part# 91179,421409,421409MA,91179MA,57179MA
· Replaces Murray lawn tractors Part #’s  1987-1993 with 38″ decks
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· Replaces Countax Part #’s 20811500
· Replaces Oregon Part #’s 78-571, 34-826, 34-820, 34-822, 34-824, 34-826, 34-041, 34-102, 78-056, 78-571
· Replaces Stens Part #’s  280-499Â
· Replaces Hayter MY91179
· Replaces Bynorm Part #’s 090-140
· Replaces Edgewater Part #’s 499114
· Replaces Oley/Belsaw Part #’s 5979980
· Replaces FOLEY/PLP Part #’s 165-365
· Replaces NHC Part #’s 276-6799
· Replaces Prime Line Part #’s 7-5718
· Replaces Rotary Part #’s 7978
| ID | Â 1/2 “ |
| OD | Â 3 3/8 “ |
| Height | 1 1/16 “ |
| Material | Plastic |
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B: 2 3/4″ , Engine to transmission idler , E: 9/32″ , V: 1 1/16″ , Made by an OEM supplier , H: N/A , Heavy-duty style , C: 1/2″ , For explanation of letters please refer to the drawing by clicking on More Info , A: 3 3/8″ , K: 1″ , F: 9/32″Â
FAQ:
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Notice
1. We maintain high standards of customer satisfaction! Your feedback is very important to us. Before giving us neutral or negative feedback, please contact us to satisfactorily address your concerns.
2.  Please compare the good’s appearance, shape, size with your original parts before ordering.
3.  Due to the different color resolution settings of the display,  the CHINAMFG may have a color difference, please know it.
4.  All our products are non-assembled, pictures are for reference only.
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We work hard to get everything right but mistakes happen and we want to fix them quickly, please ask any questions using the Made-in-China system before starting a dispute.
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We maintain high standards of CHINAMFG and strive for 100% customer satisfaction! If you are not satisfied with our products or services please contact us first, sincerely hope through our cooperation, we can resolve the problems smoothly.
About Us
We do retail and wholesale for gasoline chainsaw, brush cutter, grass trimmer, and other garden tool parts. Welcome here to pick out and buy.
Contact
If you have questions or problems please leave messages, we will reply to you as soon as possible.
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| Certification: | RoHS, CE, ISO, CCC |
|---|---|
| Power Source: | Gasoline |
| Type: | Idler |
| Material: | Plastic |
| Flat Idler: | Oregon Part |
| Transport Package: | Bag |
| Samples: |
US$ 19.99/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Can idler pulleys be used in DIY projects and home improvement tasks?
Yes, idler pulleys can be used in various DIY projects and home improvement tasks. Here’s a detailed explanation of their potential applications in such endeavors:
1. Belt-driven Systems:
Idler pulleys are commonly used in belt-driven systems in DIY projects and home improvement tasks. For example, if you are building a homemade conveyor belt for material transportation or a power transmission system for a small workshop setup, idler pulleys can play a crucial role. They help guide the belt, maintain proper tension, and ensure efficient power transmission between the driving and driven pulleys.
2. Mechanical Repairs:
Idler pulleys can be utilized in mechanical repairs around the house. If you have a malfunctioning or worn-out idler pulley in a lawnmower, garage door opener, or other mechanical equipment, replacing it with a new idler pulley can help restore the proper functioning of the system. Idler pulleys are often used in these applications to control belt tension, reduce vibration, and maintain smooth operation.
3. Exercise Equipment:
Many DIY enthusiasts and homeowners build their exercise equipment, such as weightlifting machines or running treadmills. Idler pulleys can be incorporated into these projects to guide cables or belts, ensuring smooth movement and proper tension. They contribute to the safe and effective operation of the exercise equipment.
4. Garage Storage Systems:
In DIY garage storage systems, idler pulleys can be utilized to facilitate smooth movement and easy access. For example, if you are building an overhead storage system with pulleys and ropes to lift and lower items, idler pulleys can help guide the ropes and maintain tension, ensuring the system operates smoothly and securely.
5. Customized Machinery:
If you have a specific DIY project that involves customized machinery or moving parts, idler pulleys can be employed to support and guide belts or cables. Whether you are constructing a homemade CNC machine, a 3D printer, or a robotic arm, idler pulleys can assist in the precise movement and control of the belts or cables, enhancing the overall functionality of the system.
6. Arts and Crafts:
Idler pulleys can even find applications in arts and crafts projects. For instance, if you are creating a kinetic sculpture or a mobile artwork piece, idler pulleys can be used to guide and control the movement of strings, wires, or other flexible materials. They add a dynamic element to the artwork, enabling smooth and captivating motion.
When incorporating idler pulleys into DIY projects or home improvement tasks, it is important to consider factors such as proper alignment, tensioning, and maintenance. Ensuring that the idler pulleys are correctly sized, securely mounted, and appropriately tensioned will contribute to their effective functioning within the project.
Overall, idler pulleys offer versatility and can be valuable components in a wide range of DIY projects and home improvement tasks, providing support, guidance, and tensioning for belts, cables, and other flexible materials.
Can idler pulleys withstand continuous use and high-speed rotation?
Idler pulleys are designed to withstand continuous use and high-speed rotation in various applications. Here’s a detailed explanation of the factors that contribute to the ability of idler pulleys to withstand continuous use and high-speed rotation:
1. Material Selection:
The choice of materials for idler pulleys is crucial in determining their ability to withstand continuous use and high-speed rotation. Idler pulleys are commonly made from durable materials such as steel, aluminum, or engineered plastics. These materials offer high strength, wear resistance, and dimensional stability. The selection of materials depends on factors such as the load capacity, operating conditions, and rotational speed requirements of the specific application.
2. Bearing Design:
The bearing design used in idler pulleys plays a vital role in their ability to handle continuous use and high-speed rotation. High-quality bearings with appropriate load ratings and speed capabilities are selected to support the rotational motion of the pulley. The bearing design ensures smooth operation, minimizes friction, and provides reliable support for the pulley shaft under continuous and high-speed conditions.
3. Heat Dissipation:
During high-speed rotation, idler pulleys can generate heat due to friction. Adequate heat dissipation mechanisms are incorporated into the design to prevent excessive heat buildup. This can include features such as cooling fins, ventilation holes, or the use of heat-resistant materials. Effective heat dissipation helps maintain the integrity of the idler pulleys and prevents overheating that could lead to premature wear or failure.
4. Load Capacity:
Idler pulleys are designed to handle specific load capacities, which include both radial and axial loads. The load capacity of an idler pulley is determined by factors such as the size, material, and bearing selection. Manufacturers provide load capacity guidelines to ensure that the idler pulleys can withstand continuous use and high-speed rotation without excessive stress or deformation.
5. Precision Manufacturing:
Idler pulleys are manufactured with precision to ensure proper balance, concentricity, and dimensional accuracy. The precise manufacturing process helps minimize vibration, wobbling, and noise during high-speed rotation. It also enhances the overall stability and performance of the idler pulley under continuous use.
6. Quality Control:
Idler pulleys undergo rigorous quality control measures during the manufacturing process. These measures include inspections, testing, and adherence to industry standards to ensure that the pulleys meet the required specifications. Quality control measures help ensure the reliability, durability, and performance of idler pulleys during continuous use and high-speed rotation.
Overall, idler pulleys are designed and engineered to withstand continuous use and high-speed rotation in various applications. Through careful material selection, bearing design, heat dissipation, load capacity considerations, precision manufacturing, and quality control measures, idler pulleys can reliably perform their intended functions even under demanding operating conditions.
What is an idler pulley, and what is its role in mechanical systems?
An idler pulley is a type of pulley that is used in mechanical systems to change the direction of a belt or to maintain tension in the belt. It is called an “idler” because it does not transmit power to any other components but instead acts as a guide or support for the belt.
The primary role of an idler pulley is to redirect the path of a belt in a system. It is typically used when the desired path of the belt requires a change in direction or when there is a need to take up slack or maintain proper tension in the belt.
Here are some key functions and roles of an idler pulley in mechanical systems:
1. Belt Direction Change:
An idler pulley can redirect the path of a belt, allowing it to travel around obstacles or change its course. By introducing an idler pulley at a specific location, the belt can be guided along a desired path, enabling efficient power transmission and operation of the system.
2. Belt Tension Maintenance:
Idler pulleys are often used to maintain proper tension in a belt. By incorporating an idler pulley in a belt system, it can take up slack or provide additional tension to ensure optimal power transmission and prevent belt slippage.
3. Belt Length Compensation:
In some systems, the length of the belt may need to be adjusted to accommodate variations in the distance between pulleys or to accommodate different operating conditions. Idler pulleys can be used to compensate for these variations by allowing the belt to be lengthened or shortened as required.
4. Belt Alignment:
Idler pulleys can contribute to maintaining proper belt alignment. By strategically positioning idler pulleys along the belt path, they can help guide the belt and prevent it from drifting or misaligning, ensuring smooth and efficient operation.
5. Noise and Vibration Reduction:
In some cases, idler pulleys can help reduce noise and vibration in a mechanical system. By properly tensioning the belt and minimizing unnecessary movement or oscillation, idler pulleys can contribute to a quieter and more stable operation.
It’s important to note that the specific role and function of an idler pulley can vary depending on the particular mechanical system and its requirements. Proper selection, installation, and maintenance of idler pulleys are crucial to ensure optimal performance, belt longevity, and overall system efficiency.
editor by CX
2024-03-27