
( Brand: National Bearings ), ( Part Type: Engine ), ( Manufacturer Part Number: 387AS )
The National Bearing 387AS BCA-387AS is a high-quality, precision ball bearing designed for various industrial and automotive applications. This bearing features a sealed design, ensuring that it is both dust and water resistant, making it ideal for use in harsh environments where contaminants may be present.
The 387AS BCA-387AS is a double row, self-aligning ball bearing. Its self-aligning design allows for easy installation and the ability to accommodate slight misalignments between shafts, reducing the load on the bearing and increasing its overall service life. It is constructed with chrome steel races and high-quality, chrome steel balls, providing excellent load capacity and durability.
This bearing has an outer diameter of 38.7mm and an inner diameter of 31mm. It has a width of 33mm and a height of 24mm. The roller diameter is 12mm, and the contact angle is 0 degrees. The rating life of this bearing is 6.3 x 10 6 revolutions, ensuring reliable performance even under heavy loads.
The National Bearing 387AS BCA-387AS comes with an integrated sealing system, which includes a lip seal on both ends. This sealing system helps to prevent the intrusion of contaminants, extending the bearing's life and reducing the need for regular maintenance.
The bearing is also compatible with a wide range of applications, including conveyor systems, pumps, fans, and industrial machinery. It is suitable for use in temperatures ranging from -40 C to 100 C, making it a versatile option for a variety of industrial and automotive applications.
Overall, the National Bearing 387AS BCA-387AS is a high-performance, reliable, and durable ball bearing that offers excellent load capacity, self-aligning capabilities, and a sealed design to protect against contaminants. Its versatility and ability to perform well in harsh environments make it an excellent choice for a wide range of industrial and automotive applications.
a. High Quality: National Bearings is a reputed brand known for manufacturing high-quality bearings. The BCA-387AS is no exception, designed to provide superior performance and durability.
b. Wide Application: This bearing is suitable for various industrial applications due to its large size and robust design. Its ability to handle heavy loads makes it an ideal choice for industries such as mining, power generation, and heavy machinery.
c. Long Service Life: With proper maintenance, this bearing can last for an extended period, reducing the need for frequent replacements and saving on overall maintenance costs.
d. Precision Manufacturing: National Bearings uses advanced manufacturing techniques to ensure the highest level of precision in their bearings. This leads to better fit, reduced vibration, and improved efficiency.
2. **Cons:**a. High Cost: Compared to other bearings in the market, the BCA-387AS is relatively expensive. This might make it less accessible to small businesses or individuals with limited budgets.
b. Complex Installation: Due to its large size and heavy-duty design, installing this bearing can be a complex process. Proper alignment and precision during installation are crucial to ensure optimal performance.
c. Limited Availability: National Bearings' products may not be readily available in all locations, making it difficult for some customers to access them quickly.
3. **Conclusion:**The National Bearing's BCA-387AS is a high-performance, heavy-duty bearing suitable for various industrial applications. Its advantages include superior quality, long service life, wide application, and precision manufacturing. However, its high cost, complex installation, and limited availability might be considered drawbacks for some customers.
4. **Recommendation:**If your industrial application requires a bearing that can handle heavy loads, provides superior performance, and offers a long service life, the National Bearing's BCA-387AS is an excellent choice. However, if your budget is limited or the installation process is a concern, consider other bearing options with similar specifications that might be more cost-effective or easier to install.
Pennington Industrial Estate. Items are received in a resealable condition. Over 30,000 sq ft of parts across UK and USA: Established 1966. Experienced support team: 150 years of experience.
RIGOROUS TESTING Comprehensive testing throughout design and development processes by National engineers for quality you can count on. SMOOTH ROTATION Crowned raceways and rollers for even load distribution. National BCA-387AS Bearings Huge range of parts in stock: Supplying UK, Europe USA. OE-STYLE DESIGN Engineered to meet OE specifications.
Delivery to the majority of UK Mainland is FREE via Royal Mail Tracked 48. Sourcing the best brands names.