- Home Page /
- Industrial Supplies /
- Power Transmission Equipment /
- Gears /
- Change Gears /
- Boston Gear H812L Plain Helical Gear, 45 Degr...
0 ratings
Item #:
885610
Boston Gear H812L Plain Helical Gear, 45 Degree Helix, 14.5 Degree Pressure Angle, 0.750 Bore, 8 Pitch, 12 Teeth, Steel, LH
Item #:
885610
ETB 20643
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Tuesday, August 11
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Precision Engineering
Crafted using high-quality steel, this helical gear ensures durability and precision in transmission. Its precise design minimizes friction and wear, enhancing operational efficiency compared to similar products.
Optimized Design
With a 45-degree helix angle and a 14.5-degree pressure angle, this gear provides smooth engagement and minimal noise. This optimal design reduces stress on components, extending lifespan and reliability in various applications.
Versatile Compatibility
The 0.750 bore and 8 pitch make this gear suitable for a wide range of machinery and applications. Its left-hand specification broadens usability, appealing to engineers and manufacturers seeking versatile solutions.
Product Details
| Item Weight | 0.5 lbs (230 grams) |
Who Should Buy?
-
Mechanical Engineers
Ideal for engineers designing gear systems needing precise dimensions and reliable performance in machinery.
-
Hobbyist Projects
Perfect for hobbyists involved in robotics or DIY projects requiring durable and accurate gearing solutions.
-
Manufacturing Equipment
Suitable for use in manufacturing machinery that requires efficient power transmission and high torque specifications.
-
Low-Torque Applications
Not suitable for applications requiring low torque, as the gear is designed for higher performance.
Product Description
Boston Gear H812L Plain Helical Gear, 45 Degree Helix, 14.5 Degree Pressure Angle, 0.750 Bore, 8 Pitch, 12 Teeth, Steel, LH
About This Item
Introducing the Boston Gear H812L Plain Helical Gear - the perfect gear for your mechanical applications. Crafted with precision and made from high-quality steel, this gear offers exceptional durability and performance. With its 45-degree helix and 14.5-degree pressure angle, this gear provides smooth and efficient power transmission. Whether you're looking to improve the efficiency of your machinery or reduce noise and vibration, this helical gear is designed to meet your needs. Featuring a bore size of 0.750 inches and an 8-pitch design, this gear offers precise meshing and optimal torque transfer.
Its 12 teeth ensure reliable and accurate rotation, making it ideal for various industrial applications. The Boston Gear H812L Plain Helical Gear is part of the renowned Boston Gear product line, known for its high-quality and reliable components. Trust in its exceptional performance and longevity to keep your machinery running smoothly. Upgrade your equipment with the Boston Gear H812L Plain Helical Gear and experience the difference it can make in your applications. Order yours today and optimize your mechanical systems for maximum efficiency and reliability.
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is a helical gear, and how does it work?
Answer: A helical gear is a type of gear designed with angled teeth that engage gradually, resulting in smoother and quieter operation compared to spur gears. The 45-degree helix angle in the H812L gear allows for effective power transmission, minimizing vibrations while enabling better load distribution. This design is particularly useful in applications like automotive transmissions and machinery where efficient performance is essential. -
Question:
What is the significance of the pressure angle in the H812L gear?
Answer: The pressure angle, in this case, is 14.5 degrees, and it plays a crucial role in determining the strength and efficiency of the gear mesh. A lower pressure angle allows for smoother engagement but may decrease tooth strength, while a higher angle enhances strength but increases noise levels. The balance found in the H812L gear makes it suitable for moderate to high load applications. -
Question:
How do I determine if the H812L gear is suitable for my application?
Answer: To ensure the H812L gear fits your application, consider factors like load requirements, operational speed, and environmental conditions. Its steel construction offers durability for heavy-duty applications, while features like a 0.750 bore make it adaptable for various shafts. Use cases range from manufacturing machinery to automotive systems where precise gear ratios are vital. -
Question:
What materials is the H812L gear made from, and why is that important?
Answer: The H812L gear is made of steel, which provides excellent strength, rigidity, and wear resistance. Steel gears are preferred in high-load or high-speed applications because they can withstand greater force and provide longevity. This makes the H812L particularly ideal for industries like automotive and manufacturing, where durability is paramount. -
Question:
What does the term 'LH' mean in the context of the H812L gear?
Answer: 'LH' stands for left-hand, indicating the direction of the helix on the gear. Left-hand helical gears are designed to transmit power in a specific direction, which is critical when assembling matched pairs in a mechanical system. Understanding this will help in ensuring proper installations to avoid mechanical failures. -
Question:
Can I use the H812L gear with other types of gears?
Answer: Yes, the H812L gear can be used with other helical gears, as well as with spur gears, provided they match in terms of pitch and tooth count. The 8 pitch and 12 teeth configuration allows versatility in gear pairings. It’s commonly utilized in gearboxes that require varied transmission ratios and torque modifications. -
Question:
What applications is the H812L gear most commonly used in?
Answer: The H812L gear finds its use in various applications including automotive transmissions, industrial machinery, conveyor systems, and robotics. Its robust design allows for effective operation under different loads and speeds, making it a popular choice for engineers looking for reliable gear solutions in their projects. -
Question:
What factors should I consider when selecting a helical gear?
Answer: When selecting a helical gear, consider the gear's material, helix angle, pressure angle, bore size, and the application it will be used for. For example, the H812L’s 14.5-degree pressure angle offers a balance between strength and noise, and its steel composition makes it suitable for heavy-duty applications. -
Question:
Where can I buy the H812L Plain Helical Gear in Ethiopia?
Answer: You can purchase the H812L Plain Helical Gear from Ubuy in Ethiopia. Ubuy offers a convenient platform for sourcing various mechanical components, including specialized gears like the H812L, ensuring that you have access to quality products for your engineering and industrial needs.
Boston Gear Change Gears Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
LM
Leila
Verified buyer
“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
ETB 20643
Order now and get it around Tuesday, August 11
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.