NBR 740/1200pcs NBR O-ring set nitrile rubber black O-ring oil-resistant, wear-resistant and waterproof NBR ORing sealing
29.13 15.00 $
270/225PCS 18 Sizes Universal Car Air Conditioning O Rings Car Auto Repair Tools Rubber Air Conditioning Refrigerant Ring Set
About this item
    Excellent Material: Our O-rings are made of high-quality commercial grade nitrile rubber (NBR, Buna-N), with good water resistance, oil resistance, heat resistance, sealing, corrosion resistance, abrasion resistance, and antistatic properties , To meet the needs of safe and durable use.
 Variety of Models: Our products have 18 different models to meet your various needs, includes these SAE sizes - 7/32x1/16, 1/4x1/16, 5/16x1/16, 7/16x1/16, 7/16x3/32, 9/16x3/32, 11/16x1/16, and 11/16x1/8 inch and these metric sizes - 6.8x1.9, 7.8x1.9, 8x2, 8.8x1.9, 11x2, 12x2, 13.9x1.8, 14x2, 15x2, and 17x2 mm. For more details, please refer to our size pictures.
 Wide Applications: Our products have excellent heat resistance: -40°C (-40°F) to 120°C (248°F) and are strong and ductile. Therefore NBR O-rings can prevent leakage in fuel or water pipes, hydraulic and pneumatic connections, and provide a safe seal for any oil, air, gas and water sealing applications (faucets, sinks, filters); used in electronic equipment , Pipes, faucets, pumps, solenoids, pressure gauges, sensors, autos, motorcycles, ships, engines, spray guns, etc.
 Convenient Storage and Use: 270/225 pieces of NBR rubber O-rings are stored in a sturdy, transparent plastic box with a label, and the required size can be easily selected, eliminating the trouble of sorting and selecting the size. Abundant types and sufficient quantities can allow you to use enough time.




















We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.
Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.
Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.
We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.
If you can't find the estimated delivery time on the product detail page, you can look at the following table for reference.
Shipping time varies by location. These are our estimates:
| Location | *Estimated Shipping Time | 
|---|---|
| United States | 7-25 Business days | 
| Canada, Europe | 10-30 Business days | 
| Australia, New Zealand | 10-30 Business days | 
| Mexico, Central America, South America | 15-30 Business days | 
Yes, you will receive an email once your order ships that contains your tracking information, but sometimes due to free shipping tracking is not available.
For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.
For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you’ve specified combined shipping.
If you have any other questions, please contact us and we will do our best to help you out.
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