Rubber O-Ring Assortment Kit – Oil & Water Resistant Seals

Rubber O-Ring Classification Kit – Oil & Water Resistant Sealing Rings

Keep your automotive and mechanical projects leak-free with this comprehensive O-Ring Classification Kit. Crafted from high-quality oil-resistant and water-resistant rubber, these precision-sized sealing rings are ideal for a wide range of automotive, plumbing, and mechanical applications. Whether you're a DIY enthusiast or a professional mechanic, this kit gives you the variety you need in one convenient package.

Product Specifications

• Material: Oil-resistant & water-resistant rubber
• Inner Diameter: 3 mm
• Wire Diameter: 1 mm
• Outer Diameter: 5 mm
• Weight: Approx. 40 g
• Standard: Standard sizing
• Model Number: F-2026061209
• Made in: Mainland China

Why Choose This O-Ring Kit?

• ✅ Oil & Water Resistant – Engineered rubber compound resists petroleum-based fluids and water, maintaining a reliable seal under varied operating conditions.
• ✅ Versatile Use – Suitable for automotive engines, fuel systems, hydraulic systems, pumps, valves, plumbing fittings, and general mechanical assemblies.
• ✅ Classification Kit – Organized assortment makes it easy to find the right ring for the job quickly, reducing downtime.
• ✅ Standard Sizing – Meets standard dimensional tolerances for drop-in compatibility with most common applications.
• ✅ Durable Rubber Construction – Resists compression set, ensuring a long-lasting, consistent seal over time.

Important Notes

Manual measurement may result in minor dimensional variance. Subtle differences between production batches are normal. Slight color variations may appear due to photography lighting and monitor settings — this is not a defect.

Great Pairing for Your Workshop

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Authoritative Reference

For guidance on safe use of automotive fluids and sealing components in vehicle maintenance, visit the U.S. Consumer Product Safety Commission (CPSC) for product safety standards and best practices.

Frequently Asked Questions

Q: What materials are these O-rings made from, and are they oil resistant?

A: These O-rings are made from high-quality oil-resistant and water-resistant rubber. The rubber compound is specifically formulated to maintain its sealing integrity when exposed to petroleum-based fluids, water, and other common automotive and mechanical media.

Q: What are the dimensions of these O-rings?

A: Each O-ring in this kit features an inner diameter of 3 mm, a wire (cross-section) diameter of 1 mm, and an outer diameter of 5 mm. Please note that minor measurement variances due to manual production are normal.

Q: What applications are these O-rings suitable for?

A: These rubber O-rings are ideal for a wide range of sealing applications including automotive engines, fuel and hydraulic systems, pumps, valves, plumbing fittings, and general mechanical assemblies requiring a reliable oil-resistant or water-resistant seal.

Q: How many O-rings are included in the kit?

A: The kit is a classification assortment with an approximate total weight of 40 g. The exact count may vary slightly between batches due to the manufacturing process. The rings are organized for easy selection and use.