7457N NATIONAL OIL SEALS Seal

Review NATIONAL OIL SEALS Seal

The National Oil Seals 7457N is a precision-engineered oil seal designed to provide effective sealing solutions for various applications, particularly in automotive and industrial equipment. This seal is manufactured to meet the highest standards of quality and performance.

The 7457N oil seal features a robust, yet flexible design that allows it to withstand the rigors of high-pressure and high-speed applications. The seal's outer diameter measures 1.75 inches (44.45 mm), and it is designed to fit into a housing with an inside diameter of 1.875 inches (47.62 mm). The seal's length is 1.2 inches (30.48 mm), making it suitable for applications requiring a medium-sized oil seal.

The National Oil Seals 7457N is made from a high-quality, durable elastomer material that provides excellent sealing performance against oil, coolant, and other fluids. The elastomer material used in this seal is resistant to wear, tear, and degradation caused by exposure to extreme temperatures, harsh chemicals, and other environmental factors.

This oil seal features a unique design that includes a tight-fitting lip that creates a positive seal against the rotating shaft or journal, preventing oil leakage. The lip is reinforced with a strong, yet flexible backing that provides additional support and resilience. The seal's body is also designed with a groove that allows it to expand and contract with the shaft or journal, ensuring a tight seal under varying operating conditions.

The National Oil Seals 7457N is easy to install and requires no special tools or equipment. It is suitable for use in a wide range of applications, including automotive engines, transmissions, differentials, hydraulic systems, pumps, and industrial equipment. This oil seal is also backed by a comprehensive warranty, ensuring customer satisfaction and peace of mind.

In summary, the National Oil Seals 7457N is a high-performance, durable oil seal that offers excellent sealing performance against oil, coolant, and other fluids. Its robust design, easy installation, and versatility make it an ideal solution for various applications in the automotive and industrial industries.

National Oil Seals Part Number 7457N is a critical component in various machinery and equipment that rely on sealing systems to prevent oil leaks. Before making a decision to purchase this seal, it's essential to consider its pros and cons.

1. High-Quality Material: National Oil Seals are known for their durability and reliability. The 7457N seal is made from high-quality materials that can withstand extreme pressures and temperatures, making it ideal for heavy-duty applications.

2. Precision Manufacturing: National Oil Seals use advanced manufacturing techniques to ensure precise tolerances and dimensions. This feature guarantees a perfect fit and reduces the likelihood of leaks or other issues.

3. Broad Applicability: The 7457N seal is applicable to a wide range of machinery and equipment. Its versatility makes it a popular choice among maintenance professionals and engineers.

4. Excellent Customer Support: National Oil Seals offers exceptional customer support, providing technical assistance and product recommendations. They can help you choose the right seal for your specific application, ensuring optimal performance.

1. Cost: National Oil Seals are generally more expensive than other seal brands. However, their superior quality and longevity often justify the investment.

2. Limited Availability: National Oil Seals may not be readily available at local hardware stores or automotive parts retailers. You may need to order them online or from a specialized distributor.

3. Complex Installation: Installing an oil seal, especially a high-performance one like the 7457N, can be a complex process. It may require specialized tools and expertise, which could add to the overall cost and time investment.

National Oil Seals Part Number 7457N offers several advantages, including high-quality materials, precision manufacturing, broad applicability, and excellent customer support. However, it comes with some downsides, such as cost, limited availability, and complex installation. Ultimately, the decision to purchase this seal depends on your specific needs, budget, and expertise. If you require a high-performance seal for heavy-duty machinery or equipment, the investment in a National Oil Seals 7457N may be worthwhile. If you're working on a budget or have limited expertise, you may want to consider alternative, more affordable options.

Details:

Oil seal,:: seal. For kits, photo might show entire kit and listing is only for one component. Note: photos do not always represent the actual product.

specifications differentialsdepo:

• brand: National Oil Seals
• mpn: 7457n
• type: Gaskets Oem
• fitment type: Direct Replacement
• upc: 724956183203

payments differentialsdepo:

• wallet: apple-pay
• credit card: visa
• other

shipping differentialsdepo:

• class: standard
• service: standard
• transit: 5-11 days
• type: fixed

seller differentialsdepo:

• # reviews: 82691
• city: USA
• rating: 98.7%

offer differentialsdepo:

• sold #: 10
• started: november 28, 2025
• in stock #: 5
• availability: in stock
• options: ship-to-home
• prices: $20.70–$27.19
• item condition:
  • New
  • New other (see details)

returns differentialsdepo:

• paid by: seller
• policy: returns accepted
• time: 30 days

general differentialsdepo:

• category: Auto Parts > Transmission Drivetrain > Differentials, Assemblies > Seals Gaskets