Nitrile (Buna-N / NBR) O-Rings – Oil-Resistant, Durable & Budget-Friendly Seals
- 0 MOQ
- 3 DAYS DELIVERY
- 100% customer repurchase rate
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Nitrile (Buna-N / NBR) O-Rings – Oil-Resistant, Durable & Budget-Friendly Seals
Nitrile O-Rings (also known as Buna-N O-Rings or NBR O-Rings) are valued for their exceptional resistance to oils, fuels, and wear, making them a popular choice in automotive, hydraulic, pneumatic, and industrial applications. Whether you need bulk production or small-batch custom orders, Hengoseal delivers high-quality Nitrile rubber sealing solutions with fast lead times and no minimum order quantity.
Product Details
| Kisaran Suhu | -40°C to +100°C (up to +120°C with special grades) |
|---|---|
| Media Compatibility | Excellent resistance to petroleum-based lubricants, fuels, and mineral oils |
| Keterbatasan | Not recommended for use with strong oxidizing agents, chlorinated hydrocarbons, or aromatic hydrocarbons |
| Colors | Black, brown, blue, green, and custom shades available |
Nitrile (Buna-N / NBR) O-Rings Key Features & Benefits
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Excellent Oil Resistance – Reliable sealing against gasoline, diesel, lubricating oils, and other petroleum-based fluids
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Hemat Biaya – More economical than premium elastomers like Viton® while still providing dependable performance
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Abrasion Resistant – Suitable for long-term use in dynamic applications
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Available in Various Hardness Levels – Shore A 40–90 to match different sealing pressures and conditions
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Custom Colors – Black, brown, blue, green, and custom shades available
Nitrile (Buna-N / NBR) O-Rings Typical Applications
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Automotive fuel, oil, and gearbox seals
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Sistem hidrolik dan pneumatik
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Industrial machinery using petroleum-based fluids
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O-Ring kits for maintenance and service (bulk NBR O-Ring sets)
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Affordable sealing for high-volume OEM requirements
Comparison: NBR vs. Other Common Materials
| Bahan | Tahan Minyak | Tahan Panas | Ketahanan Kimia | Biaya | Penggunaan Umum |
|---|---|---|---|---|---|
| NBR/Buna-N | Tinggi | Sedang | Sedang | Rendah | Hydraulic seals, fuel seals |
| HNBR | Tinggi | Tinggi | Tinggi | Sedang | High-temp hydraulic seals |
| FKM/Viton® | Bagus sekali | Bagus sekali | Tinggi | Tinggi | Aerospace, chemical seals |
| Plastik | Rendah | Sedang | Tinggi | Sedang | Water and steam sealing |
Related Resources for O-Ring Buyers
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O-Ring Collection Page: https://hengoseal.com/product-category/o-ring-manufacturer/
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O-Ring Solutions Guide: https://hengoseal.com/o-ring-guide/
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Nitrile Rubber O-Rings Guide: https://hengoseal.com/nitrile-rubber-o-rings-guide/
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Buna-N vs. EPDM O-Rings: https://hengoseal.com/buna-n-vs-epdm-o-rings/
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O-Ring Cost & Selection Guide: https://hengoseal.com/o-ring-cost-selection-guide/
Nitrile (Buna-N / NBR) O-Rings Tanya Jawab Umum
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Are Nitrile O-Rings and Buna-N O-Rings different?
No, Buna-N is simply another name for NBR. -
What is the temperature range of NBR O-Rings?
Standard NBR handles -40°C to +100°C, with special grades up to +120°C. -
Are NBR O-Rings food-grade?
Standard NBR is not food-safe, but FDA-compliant versions are available. -
How do I choose between NBR and Viton® O-Rings?
Choose NBR for cost-effective oil resistance; choose Viton® for high heat and chemical resistance. -
Do you offer colored NBR O-Rings?
Yes, we provide multiple standard and custom colors. -
Can you supply NBR O-Ring kits?
Yes, assorted kits are available for maintenance and repair needs. -
What is the lead time?
Stock ships within 3 days; custom orders in 10–15 days. -
Is there a minimum order quantity?
No, we support orders with no MOQ.
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