Description
Product Overview
The AUTOUTLET A/C O Ring Assortment Kit is engineered for durability and versatility. Crafted from hydrogenated nitrile butadiene rubber (HNBR), each O‑ring resists oil, gasoline, water, alcohol solvents, high temperatures and pressures commonly encountered in automotive air‑conditioning systems. The kit includes 270 pieces ranging from tiny to larger diameters, ensuring you have the exact size for any seal point. Packaged in a transparent, grid‑style plastic box, the rings are organized in individual compartments for quick identification and easy access. Dimensions of the package are 10.08 x 5 x 1.46 inches, weighing 4.85 pounds, making it portable for both professional workshops and DIY enthusiasts.
Usage
Designed primarily for automotive air‑conditioning compressors, this O‑ring kit also serves a broad spectrum of applications including door seals, window mechanisms, electric appliances, bearings, pumps, rollers, and various home appliances. Whether you are repairing a leaking AC compressor, restoring a vehicle’s HVAC system, or maintaining household equipment, the kit provides a reliable sealing solution that prevents fluid loss and pressure drops. Ideal for mechanics, auto‑detailers, and hobbyists who demand precision and longevity in their seal components.

Why Choose Us
AUTOUTLET stands for quality and consistency. Each O‑ring undergoes rigorous testing to meet industry standards for elasticity, resilience, and chemical resistance. The hydrogenated NBR material offers superior performance over standard nitrile, extending the service life of seals even under extreme conditions. Our transparent, compartmentalized packaging not only protects the rings from contamination but also streamlines the selection process, reducing downtime during repairs. With a 4.6‑star rating from over 2,300 customers, the kit has proven its reliability and value in real‑world applications.
Key Features
- 270 assorted HNBR O‑rings covering a wide size range for versatile use.
- Exceptional resistance to oil, gas, water, solvents, high temperature and pressure.
- Transparent grid‑style case for easy identification and organization.
- Direct replacement without modification for automotive AC compressors and many other devices.
- Trusted brand with high customer satisfaction and proven performance.
FAQ
What sizes are included in the kit?
The kit contains 270 O‑rings ranging from 1 mm to 30 mm in inner diameter, with multiple thickness options to match most OEM specifications.
Can these O‑rings be used for non‑automotive applications?
Yes, the HNBR material is suitable for seals in household appliances, pumps, bearings, and other equipment that require resistance to oil, heat and pressure.
Is the kit compatible with all car makes and models?
While the kit covers the majority of standard AC compressor O‑ring sizes, it is advisable to verify the exact dimensions required for your specific vehicle model.
How should the O‑rings be stored after opening?
Keep the rings in the original transparent case, sealed tightly, and store in a cool, dry place away from direct sunlight to maintain elasticity.
What is the warranty on this product?
AUTOUTLET offers a one‑year limited warranty against manufacturing defects, ensuring you receive a reliable sealing solution.






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