O Ring Buna N Six Inch Inside Diameter Six And A Quarter Inch Outside Diameter Pack Of Ten Number 258 Standard Oil And Grease Resistant Seals For Hydraulic Systems Automotive Off Road Military Use Built To Last

Premium Buna N O-Rings for Oil-Resistant Sealing
✔️ Pack of 10 Buna N O-rings with 6-inch ID and 6.25-inch OD, oil and grease resistant for hydraulic, automotive, and military systems

Buna N O-rings are rubber seals made from nitrile material, ideal for preventing leaks in hydraulic systems, automotive engines, off-road vehicles, and military equipment where oil and grease exposure is common.

✅ Temperature range from -30°F to 250°F for reliable performance in various conditions
✅ Compatible with petroleum oils, diesel fuel, and mineral greases, making them perfect for fuel systems
✅ High wear resistance and good mechanical properties compared to other elastomers for long-lasting use
✅ Not suitable for fuels with high aromatic content or chlorinated hydrocarbons to avoid degradation

💡 Why are Buna N O-rings a go-to choice for oil-resistant sealing in machinery?
This material offers strong resistance to oils and fuels, making it handy for tough jobs.
- Excels in petroleum-based environments due to its acrylonitrile content
- Provides solid wear resistance and maintains shape under pressure
- Handles a wide temperature span without losing effectiveness
- Outperforms many alternatives in cost and durability for everyday industrial needs

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