NATIONAL 225020 Engine Crankshaft Seal 724956147007

( Brand: National ), ( Manufacturer Part Number: 225020 ), ( Part Type: Seal Engine Crankshaft ), ( UPC: 724956147007 )

Review NATIONAL Engine Crankshaft Seal

National 225020 Engine Crankshaft Seal - Reliable Protection for Your Engine's Integrity

The National 225020 Engine Crankshaft Seal is an essential component designed to ensure the optimal performance and longevity of your engine. This high-quality crankshaft seal is meticulously engineered to provide a robust barrier against oil leakage, thus preventing costly engine damage and maintenance issues.

Manufactured by a trusted name in automotive parts, the National 225020 Engine Crankshaft Seal is specifically designed for select engine models. It is crafted from premium materials, including a durable rubber lip and a tough metal retainer, ensuring a snug and secure fit. This combination guarantees effective sealing against oil, coolant, and other harmful liquids, while also withstanding the intense pressures and temperatures generated by your engine.

The seal's design offers easy installation, with a precision-machined groove that allows for a perfect fit onto the crankshaft. This ensures minimal installation time and hassle, making it an ideal choice for both DIY enthusiasts and professional mechanics.

In addition to its primary function, the National 225020 Engine Crankshaft Seal also contributes to improved fuel efficiency by preventing oil loss. By keeping engine oil where it belongs, this seal helps your engine run more smoothly and efficiently, ultimately extending its lifespan.

In conclusion, the National 225020 Engine Crankshaft Seal is a must-have for any vehicle owner seeking reliable protection for their engine. Its quality construction, easy installation, and effectiveness in preventing oil leaks make it an indispensable tool for maintaining your engine's health and performance. Trust the National 225020 Engine Crankshaft Seal to keep your engine running smoothly for years to come.

1. Availability: This seal is specifically designed for the National engine model, ensuring a perfect fit and optimal performance.

2. Durability: The National brand is known for its durable products, which can withstand the high pressure and heat generated by the engine.

3. Easy Installation: For DIY enthusiasts, this seal is relatively easy to install, saving you potential labor costs.

4. Quality: National is a trusted brand in the automotive industry, offering a product that is likely to be of high quality.

1. Cost: Compared to some generic seals, the National seal may be more expensive.

2. Limited Application: This seal is only suitable for the National 225020 engine, limiting its versatility.

3. Potential Fit Issues: Although designed for the National engine, there may still be instances where the seal does not fit perfectly, requiring additional adjustments.

4. Availability: Depending on your location, you may have limited access to retailers that carry this specific seal, making it harder to purchase.

Conclusion: While the National 225020 Engine Crankshaft Seal offers durability and a perfect fit for your engine, it may be more expensive and less versatile compared to generic seals. If you prioritize a reliable, long-lasting seal for your National engine, this product is a good choice. However, if you're looking for a more cost-effective solution, consider researching other brands or generic seals that may fit your engine model. Always ensure you're purchasing from a reputable seller to guarantee the quality of the product.

Details:

None of which makes the part Defective. Shipping:: Free Shipping is for continental USA only. Rubber parts, gaskets, hardware may need to be replaced and not usable. They may have been in storage anywhere from 1-30 years.

If any manufacturer warranty exists, it is between you and them. ONCE Purchased YOU OWN IT. Be sure the part you are buying is correct for your application. There may be minor corrosion, scuffs, torn or missing boxes, scratches from storage, etc.

National part number 225020. Sometimes the fitment is so old that it does not take into account trim, engine size or build dates. Or any other minor issue that does not make the part you are buying DEFECTIVE.

part #: 225020 prices

• $5.65-$15.77

specifications cranshafengin:

• brand: National
• mpn: 225020
• part type: Seal Engine Crankshaft
• upc: 724956147007

offer cranshafengin:

• availability: In Stock
• started: August 19, 2025
• quantity: 34
• sold: 0
• options: Ship-to-home

payments cranshafengin:

• other
• wallet: Paypal
• credit card: Diners-club

shipping cranshafengin:

• transit: 3-8 Days
• type: Fixed
• class: Standard
• cost: $0.00
• service: Standard

returns cranshafengin:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

general cranshafengin:

• condition: New other see details
• Car Truck Parts Accessories > Engines Engine Parts > Crankshafts

seller cranshafengin:

• city: Houston, Texas
• rating: 99.3%
• # reviews: 240645

National 225020 Is Similar To:

• 1021v National Rear Engine Crankshaft 614046153431 (63.6% similar) Out of the seal and other wheel-end components. Don't just repair a leak, prevent future problems with National oil seal...(October 10th, 2017)
• 224660 National Bearings Oil Seal 724956233557 (40.5% similar) Standard size excellent resistance to petroleum-based oils and fuels, water alcohol good acids bases, except those with a strong oxidizing effect temperature range: -40. C manufacturer federal-mogul brand National bearings model NUMBER224660 upc: 57 weight. Our satisfaction guarantee all of products...(January 24th, 2018)
• 229005 National New Engine Crankshaft 724956076116 (63.6% similar) Multi purpose seal. Provides good low temperature capability. Footnote: counter-clockwise-spiral lip design. Design type: spring loaded multi-lip. Delivers quality and reliable performance for every type of repair. Low swell in hydrocarbon fluids. Vehicles sold outside of the USA may be different, ...(October 3rd, 2017)
• 2377 National New Engine Crankshaft 724956077168 (65.1% similar) Design type: spring loaded multi-lip. Shipping labels may only be applied to a separate, outer box. Delivers quality and reliable performance for every type of repair. Temperature range: 40 deg f to 225 c 107. Multi purpose seal. Material: floury-elastic. Vehicles sold outside of the USA may be ...(October 14th, 2017)
• 239155 National Oil Seals Seal (44.1% similar) ...(July 20th, 2018)
• 2692 National New Engine Crankshaft 724956084043 (65.1% similar) Provides good low temperature capability. Low swell in hydrocarbon fluids. Multi purpose seal. Material: polyacrylamide. Design type: spring loaded multi-lip. Delivers quality and reliable performance for every type of repair. Series: 2000 . Temperature range: 40 deg f to 225 c 107. Footnote: ...(October 14th, 2017)
• 2942 National New Engine Crankshaft 724956085637 (65.1% similar) Delivers quality and reliable performance for every type of repair. Multi purpose seal. Vehicles sold outside of the USA may be different, even if they have same make and model name. Temperature range: 40 deg f to 225 c 107. Footnote: clockwise-spiral lip design. Design type: spring loaded multi-lip...(October 14th, 2017)
• 355660h National Oil Seals Seal 614046236912 (36.6% similar) ...(July 20th, 2018)
• 450867 National Seal 724956132119 (36.6% similar) 437 width mm: 11. Design type: spring loaded single-lip provides good low temperature capability swell in hydrocarbon fluids range: 40F to 225F 40C 107C engineered for performance, National oil seals deliver superior protection and long service life thanks premium material construction a patent-...(November 10th, 2017)
• 452261h National New Engine Crankshaft 724956234387 (62.9% similar) Temperature range: 40 deg f to 225 c 107. Housing bore inch: design type: spring loaded multi-lip. Provides good low temperature capability. Shipping labels may only be applied to a separate, outer box. Multi purpose seal. Vehicles sold outside of the USA may be different, even if they have same ...(October 13th, 2017)
• 472492 National Rear Wheel Seal 724956140367 (41.5% similar) This part is engineered to meet OE specs perfectly fit your vehicle. Rear wheel seal by National type: 47 width inch: outside diameter mm shaft 50. Don't just repair a leak, prevent future problems with National oil seal. This innovation aggressively deflects dirt, liquid, and other contaminants ...(November 10th, 2017)