NATIONAL 370021A Oil Bath Seal

( Brand: National ), ( Manufacturer Part Number: 370021A ), ( Part Type: Oil Seal ), ( Items Included: Seal )

Review NATIONAL #370021a Oil Bath Seal Genuine

The National 370021A Oil Bath Seal is a high-quality mechanical component designed for precision applications in various industrial and automotive settings. This product is engineered to provide a reliable and efficient solution for sealing systems that require immersion in oil for cooling and lubrication purposes.

The National 370021A Oil Bath Seal boasts a robust construction, featuring a durable, corrosion-resistant housing made of brass. This material choice ensures longevity and resistance to harsh environmental conditions, making it suitable for prolonged use in oil-filled environments.

The seal's heart is a precision-machined, high-quality elastomeric ring that forms the sealing interface. This elastomeric ring is designed to withstand the rigors of high-pressure, high-temperature oil environments, while maintaining a consistent seal to prevent oil leakage.

The 370021A Oil Bath Seal is also characterized by its versatile design, which allows for easy installation in a wide range of applications. It comes with a threaded connection for secure attachment to the housing, and its compact size ensures minimal interference with other system components.

In summary, the National 370021A Oil Bath Seal is a valuable addition to any industrial or automotive application that requires a reliable oil-immersed sealing solution. Its robust construction, high-quality elastomeric ring, versatile design, and ease of installation make it a dependable choice for sealing systems in demanding environments.

Product: National 370021A Oil Bath Seal

1. High-Quality Material: The National 370021A Oil Bath Seal is made of durable materials, ensuring a long lifespan and resistance to wear and tear.

2. Effective Sealing: Its oil bath design helps prevent leakage, making it ideal for use in high-pressure and high-temperature applications.

3. Easy Installation: The seal is designed to be easily installed, reducing the time and effort required for maintenance.

4. Brand Reputation: National is a renowned brand in the industry, known for producing reliable and efficient products.

1. Price: The National 370021A Oil Bath Seal is slightly more expensive compared to some other seals in the market.

2. Limited Compatibility: The seal is specifically designed for certain applications and may not fit all machinery, requiring careful consideration before purchase.

3. Availability: Depending on the location, the seal may not be readily available from local suppliers, potentially causing delays in maintenance or repair work.

The National 370021A Oil Bath Seal is a high-quality product that offers effective sealing and is built to last. However, its higher price and limited compatibility may be a concern for some users. If the machine's specifications match with the seal, and if the budget allows, it is recommended to opt for the National 370021A Oil Bath Seal for its durability and performance. If budget is a concern, it may be worth considering alternative seals that offer similar functionality at a lower price.

Details:

DIRECT LINE TO THE TRUCK PARTS EXPERT 917 335-7577. OVER 50 YEARS OF TRUCK PARTS EXPERIENCE.

part #: 370021a prices

• $17.45-$50.14

specifications autotransmissionsgo:

• brand: National
• mpn: 370021a
• part type: Oil Seal
• items included: Seal

seller autotransmissionsgo:

• # reviews: 357
• rating: 100.0%
• city: Merrick, New York

offer autotransmissionsgo:

• availability: In Stock
• started: November 24, 2025
• quantity: 1
• sold: 0
• options: Ship-to-home

payments autotransmissionsgo:

• credit card: Mastercard
• other
• wallet: Google-pay

returns autotransmissionsgo:

• policy: No Returns

shipping autotransmissionsgo:

• type: Fixed
• cost: $24.50
• carrier: UPS
• transit: 5-11 Days
• class: Standard
• service: UPS Ground

general autotransmissionsgo:

• condition: New
• Car Truck Parts Accessories > Transmission Drivetrain > Automatic Transmission

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