351-Piece Silicone O-Ring Assortment – 10 Sizes for Every Sealing Job

Keep leaks at bay with this comprehensive 351-piece silicone O-ring set, spanning 10 different sizes to cover a wide range of sealing applications — from automotive repair and hydraulic systems to household appliances and industrial piping. One kit, countless uses.

Why Choose This O-Ring Set?

10 Versatile Sizes in One Kit: A single purchase covers a broad spectrum of sealing needs, so you always have the right size on hand without hunting for individual rings.
Premium Silicone Material: Engineered for excellent oil resistance and high-temperature stability, these rings maintain their form and seal integrity even in demanding environments like car engines and hydraulic circuits.
Superior Elasticity & Tight Seal: The highly elastic silicone conforms precisely to mating surfaces, forming a reliable barrier against liquid and gas leaks for long-term pipeline and component safety.
Corrosion & Aging Resistant: Resists chemical degradation and environmental aging, extending service life and reducing the need for frequent replacements — saving you time and money.
Widely Compatible: Perfect for automotive repair, industrial piping, household appliances, plumbing fixtures, garden equipment, and more.

Product Specifications

Color	Red
Material	Silicone
Number of Sizes	10 different sizes
Total Pieces	351 pcs
Country of Origin	Made in China

What's in the Box?

Silicone O-Rings × 351 pieces (10 size variants)

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For more information on safe use of sealing materials in automotive and industrial applications, refer to guidance from the U.S. Consumer Product Safety Commission (CPSC).

Learn more: O-ring

Frequently Asked Questions

Q: What sizes are included in this 351-piece silicone O-ring set?

A: The set includes 10 different sizes, providing a comprehensive assortment to suit a wide range of sealing applications — from small household fittings to larger automotive and industrial pipe connections.

Q: Are these silicone O-rings suitable for use with oils and high temperatures?

A: Yes! The rings are made from high-quality silicone specifically chosen for its excellent oil resistance and high-temperature stability, making them well-suited for car engines, hydraulic systems, and other demanding environments.

Q: Can these O-rings be used for both liquid and gas sealing applications?

A: Absolutely. The highly elastic silicone material conforms tightly to mating surfaces, creating an effective seal against both liquid and gas leaks in pipelines, appliances, plumbing, and automotive components.

Q: How long will these silicone O-rings last?

A: Silicone is inherently resistant to corrosion, chemical exposure, and environmental aging. With proper installation and normal use, these O-rings are designed for long service life, reducing the frequency and cost of replacements.

Made with care

Great value

Elegant design

Quality materials

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.

We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.