Best in 7 days
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Ships within 48 hours · Estimated delivery Jul 3 - Jul 8
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Description
550 437 050 R21/SC Single Lip Nitrile Rotary Shaft Oil Seal with Garter Spring 4.3/8x5.1/2x1/2 InchSeals are ideal for excluding dirt, dust, water or any other contaminant whilst retaining lubricant in rotary shaft equipment. They are generally used as a means of protecting the bearings of rotating shafts. The term nitrile rubber is used for acrylonitrile butadiene rubber (NBR). This material has very good engineering properties and is a general purpose sealing lip material. It is a copolymer manufactured from acrylonitrile and butadiene that
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.8 ★★★★★
Based on 221 reviews
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Product Reviews
★★★★★ 5
Great
Size: (Pack of 1)
Great
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 31, 2025
★★★★★ 5
Correct product.
Correct filter. Easy to install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 27, 2026
★★★★★ 5
A bargain, as good as OEM
A fraction of the price. Acura wanted 159 to replace filters, I did it in ten minutes for 25.00
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 8, 2025
★★★★★ 5
It's an air filter
It's an air filter. Fit as it was supposed to and it's cheaper than letting the dealership change it out
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 25, 2024
★★★★★ 5
Air Filter
looks as good as stock filter---@ 1/2 price
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 8, 2024
