NBR Silicone FKM O-Ring Repair Kit – 1.8mm & 2.65mm Gasket Set

Ouling NBR / Silicone / FKM Rubber O-Ring Repair Kit — Mixed Gasket Combination Box

Keep every faucet, valve, and mechanical fitting leak-free with this comprehensive O-ring repair kit from Ouling. The boxed combination set includes rings in two cross-section diameters — 1.8 mm and 2.65 mm — crafted from three premium rubber compounds: NBR (Nitrile), VMQ (Silicone), and FKM (Viton). Whether you're tackling a dripping faucet, servicing a hydraulic fitting, or maintaining industrial seals, this kit gives you the right ring for the job every time.

Made in Mainland China.

Why Choose This O-Ring Kit?

• Triple-Material Coverage: NBR for oil and fuel resistance, VMQ Silicone for wide temperature ranges, and FKM (Viton) for superior chemical resistance — all in one box.
• Two Cross-Section Sizes: 1.8 mm and 2.65 mm cord diameters cover a broad range of standard groove specifications.
• Multi-Color Assortment: Black, White, Red, Green, and Brown rings for easy material identification at a glance.
• Waterproof Sealing Performance: Ring gasket shape provides a reliable compression seal against liquids and gases in faucets, pumps, and mechanical assemblies.
• Organised Storage: Rings are neatly sorted in a compartmentalised box, so finding the correct size is quick and hassle-free.
• Standard Specification: Manufactured to standard dimensions for universal compatibility with most residential and light industrial fittings.

Key Specifications

Common Applications

• Faucet and tap maintenance & repair
• Hydraulic and pneumatic fittings
• Pipe connectors and plumbing valves
• Pumps and mechanical seal assemblies
• Automotive fuel and fluid systems
• General DIY and workshop sealing tasks

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Frequently Asked Questions

Q: What rubber materials are included in this O-ring repair kit?

A: The kit contains O-rings in three materials — NBR (Nitrile Butadiene Rubber) for excellent oil and fuel resistance, VMQ (Silicone) for broad temperature tolerance, and FKM (Viton) for outstanding chemical and heat resistance. This combination ensures you have the right seal material for virtually any application.

Q: What are the cross-section (cord) diameters available in this set?

A: The combination box includes both 1.8 mm and 2.65 mm cross-section diameters, covering a wide variety of standard groove sizes used in faucets, valves, and mechanical fittings.

Q: Are these O-rings suitable for water/faucet applications?

A: Yes. The ring gasket shape and waterproof sealing properties make this kit well-suited for faucet repair, plumbing valves, pipe connectors, and other water-handling assemblies. The NBR and VMQ Silicone materials in particular are widely used in water-contact sealing applications.

Q: How are the O-rings organised in the box?

A: The rings are sorted into a compartmentalised storage box by size and material, colour-coded (Black, White, Red, Green, Brown) for quick identification, so you can find exactly what you need without searching through a mixed pile.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.