Description
Product Overview
The Performance Tool nitrile O‑ring set (model W5202) delivers a comprehensive collection of 407 O‑rings in 32 distinct sizes, packaged for immediate use. Constructed from high‑quality nitrile butadiene rubber (NBR), each ring offers excellent resistance to hydrocarbons, oils, fuels, and a broad temperature range of -50°F to 220°F. With a nominal outside diameter of 0.25 inches and a compact package measuring 9.9 x 1.7 x 6.6 inches, the kit is engineered for durability and easy storage. The black coloration provides quick visual identification, and the set is suitable for a wide array of sealing applications in automotive, powersports, and industrial environments.
Usage
Designed for mechanics, technicians, and DIY hobbyists, this O‑ring assortment excels in sealing air‑conditioning systems, fuel lines, hydraulic circuits, and pneumatic components. Whether you are servicing a car’s AC compressor, maintaining a powersports engine, or repairing industrial equipment, the varied sizes ensure a precise fit for both standard and hard‑to‑find specifications. The nitrile material’s abrasion resistance and compression set resistance guarantee reliable performance even under demanding conditions. 
Why Choose Us
Performance Tool stands for quality and reliability. Each O‑ring undergoes rigorous testing to meet industry standards for tensile strength and chemical compatibility. The extensive size range eliminates the need for multiple purchases, saving time and reducing inventory costs. Our packaging includes clear labeling for quick identification, and the set is backed by a satisfaction guarantee, reflecting our confidence in product durability and performance.
Key Features
- Wide Variety: 407 O‑rings covering 32 sizes for diverse sealing needs.
- Durable Nitrile Material: Resists oil, fuel, hydrocarbons, and extreme temperatures.
- High Tensile Strength: Provides reliable compression resistance and abrasion protection.
- Compact Packaging: Easy to store and transport with clear size labeling.
- Versatile Applications: Ideal for automotive, powersports, HVAC, and industrial equipment.
FAQ
What temperature range can these O‑rings handle?
The nitrile O‑rings are rated for use from -50°F (-45°C) up to 220°F (104°C), making them suitable for most automotive and industrial environments.
Are these O‑rings compatible with fuel and oil?
Yes, the NBR construction provides excellent resistance to gasoline, diesel, motor oil, and other petroleum‑based fluids.
How do I identify the correct size for my application?
Each O‑ring is clearly marked with its size on the packaging. Refer to the included size chart or measure the groove dimensions to select the appropriate ring.
Can I use these O‑rings in hydraulic systems?
While nitrile is suitable for many hydraulic applications, verify compatibility with your specific fluid and pressure requirements before use.
Is there a warranty on this product?
Performance Tool offers a limited warranty against manufacturing defects, ensuring you receive a reliable sealing solution.




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