Buna N O Ring 3-1/2 Inch ID 3-7/8 Inch OD Pack Of 10 For Oil And Grease Resistant Sealing In Hydraulic Automotive And Industrial Equipment -30F To 250F Temperature Range

Buna N O Ring: ID 3.5 in, OD 3.875 in, Pack 10
✔️ Oil-resistant Buna-N O-ring for hydraulic, automotive use

These Buna N O-rings are an oil resistant seal used in hydraulic lines, automotive engines, and industrial equipment. They’re commonly employed where oil and grease sealing is needed, spanning automotive, off-road, marine, and aircraft fuel systems to prevent leaks across a wide temperature range.

✅ ID 3.5 in (89.0 mm), OD 3.875 in (98.4 mm) sizing for exact fit
✅ Pack of 10 O-rings for bulk replacements
✅ Temperature range -30°F to 250°F (-34°C to 121°C)
✅ Buna N (Nitrile) material with oil and grease resistance
✅ Compatible with aliphatic hydrocarbons and mineral oils
✅ Not compatible with aromatic or chlorinated solvents

💡 What is Buna N O ring used for in hydraulic and automotive sealing?

These seals are handy for oil and fuel sealing across a wide temperature range.

• Handy for aliphatic hydrocarbons and mineral oils
• Reliable in hydraulic and automotive sealing tasks
• Durable with good compression and wear resistance