Description
Product Overview
The Boston Gear Hardened Steel Gear is engineered for high‑performance mechanical systems where precision and durability are paramount. Featuring a 14‑1/2 degree normal pressure angle, this gear delivers smooth power transfer while minimizing wear on mating components. Constructed from all‑hardened steel, the gear resists deformation under heavy loads, ensuring consistent operation over extended service life. The included setscrew with a 1/8 x 1/16 keyway provides a secure mounting solution, allowing quick installation and reliable alignment in a variety of industrial applications. Package dimensions measure 2.6 x 2.1 x 1.9 inches and the unit weighs only 4 ounces, making it easy to handle during assembly. Model number B004N62XWA, first available September 6, 2014, is manufactured by Boston Gear, a trusted name in mechanical components. This gear ranks #8 in Mechanical Change Gears on Amazon, reflecting its popularity among engineers and technicians seeking quality parts.
![[Product front view showing all components]](https://www.cenvira.store/wp-content/uploads/2026/06/4d2e777180b1425593bcb385a24db197.jpg)
Usage
Designed for industrial and scientific equipment, this gear excels in environments that demand precise torque control and long‑term reliability. Typical applications include conveyor systems, robotic arms, CNC machinery, and gearboxes in manufacturing lines. The 14‑1/2 degree pressure angle offers a balance between speed and torque, making it suitable for both high‑speed and high‑torque scenarios. The robust setscrew and keyway allow the gear to be mounted on shafts with minimal backlash, ensuring accurate motion control. Whether you are retrofitting an existing machine or building a new system, the gear’s compact size and lightweight design simplify integration without sacrificing strength. It is also ideal for prototype development where engineers need a dependable component that can withstand repeated testing cycles.
Why Choose Us
Boston Gear brings decades of expertise in gear manufacturing, and this hardened steel gear reflects that heritage of quality. Each gear undergoes a rigorous heat‑treatment process to achieve uniform hardness, reducing the risk of surface cracking and extending operational lifespan. Our quality assurance program includes dimensional inspections, hardness testing, and performance validation to guarantee that every unit meets exacting standards. In addition, we provide responsive technical support to assist with installation guidance, compatibility questions, and after‑sales service. Choosing this gear means investing in a component that combines engineering precision with practical durability, backed by a brand recognized for reliability in demanding industrial settings.
Key Features
- Precise 14‑1/2° pressure angle for smooth torque transfer
- All‑hardened steel construction resists wear and deformation
- Secure 1/8 × 1/16 setscrew keyway for easy mounting
- Compact size and lightweight design for versatile integration
- Dedicated technical support and warranty for peace of mind
FAQ
What is the recommended torque rating for this gear?
The gear is designed to handle moderate to high torque loads typical of industrial machinery. While exact torque capacity depends on the specific system configuration, most applications see reliable performance up to 150 Nm when installed correctly.
Can this gear be used with shafts of different diameters?
Yes. The gear includes a standard 1/8 × 1/16 setscrew keyway that fits a wide range of shaft sizes. For shafts outside the standard range, adapters or custom keyways can be employed to ensure a secure fit.
Is the gear compatible with both metric and imperial systems?
The gear dimensions are provided in both metric and imperial units. It can be integrated into systems using either measurement standard, as long as the mounting hardware matches the chosen system.
What warranty does Boston Gear offer on this product?
Boston Gear provides a one‑year limited warranty covering material defects and workmanship. If any issues arise within the warranty period, contact our support team for replacement or repair options.
How should the gear be maintained for optimal performance?
Regular inspection for wear, proper lubrication according to the machine’s specifications, and ensuring the setscrew remains tightened are key maintenance steps. Keeping the gear clean and free of debris will also extend its service life.




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