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This O-ring 438x4 - NBR - Nitrile - 70 Shore A - Black - ORS1521 offers excellent resistance to mineral oils, greases, hydraulic fluids, and fuels, making it suitable for various industrial applications.
Manufactured from NBR (nitrile butadiene rubber), also known as Nitrile rubber, with a hardness of 70 Shore A, this NBR O-ring, with an inner diameter (ID) of 438mm and a cross-section (CS) of 4mm, provides excellent resistance to oils, greases, and fuels. This makes the material ideal for use in the general, hydraulic, and pneumatic industries.
✅ Excellent resistance to oils, greases, and mineral oils
✅ Temperature resistant from -30°C to +135°C
✅ Resistant to aliphatic hydrocarbons and hydraulic oils H, H-L, H-LP
✅ Wear-resistant and durable – longer lifespan and reduced maintenance
✅ Good mechanical properties – maintains flexibility under pressure
This O-ring 438x4 NBR 70 is ideal for applications in the general, hydraulic, and pneumatic industries. It is commonly used in pumps, compressors, hydraulic cylinders and pumps, pneumatic cylinders, and air pressure regulators due to its excellent resistance to oils and greases.
You can easily order this O-ring 438x4 - NBR - Nitrile - 70 Shore A - Black - ORS1521 online from our webshop O-ring-stocks.eu, the Global O-ring Webshop
This NBR - Nitrile O-Ring has a diameter of 438x4 mm and is Black in color. The hardness of this O-ring 438x4 - NBR - Nitrile - 70 Shore A - Black - ORS1521 is 70 Shore A. Alternative names for the compound are Nitrile Rubber - NBR, and it is commonly produced by Lanxess - Zeon - and LG Chem. The O-Ring is typically used in and has an operating temperature range from -30 ºC to 135 ºC. O-Rings 9893 are referred to as 1521 and have a DIN 3771 size of 438x4. This item is equivalent to and has an approval. The chemical name of this O-Ring is Acrylonitrile butadiene rubber.
| In stock | Yes, 249 pcs |
| Article number | 1521 |
| EAN | 6150545665678 |
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