430.000.000+ O-rings in stock
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| Stock | Delivery time |
|---|---|
| 230 | Processed and shipped in week 2 - 2026 |
| 4.704 | Processed and shipped in week 2 - 2026 |
| Quantity | Per piece |
|---|---|
| 17+ | € 0,7300 |
| 250+ | € 0,7296 |
| 500+ | € 0,6558 |
| 1000+ | € 0,6156 |
| 2500+ | € 0,5757 |
| 5000+ | € 0,4986 |
| 10000+ | € 0,4248 |
This O-ring 38x7.1 - NBR - Nitrile - 70 Shore A - Black - ORS139151 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 38mm and a cross-section (CS) of 7,1mm, 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 38x7,1 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 38x7.1 - NBR - Nitrile - 70 Shore A - Black - ORS139151 online from our webshop O-ring-stocks.eu, the Global O-ring Webshop
This NBR - Nitrile O-Ring has a diameter of 38x7.1 mm and is Black in color. The hardness of this O-ring 38x7.1 - NBR - Nitrile - 70 Shore A - Black - ORS139151 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 139765 are referred to as 139151 and have a DIN 3771 size of 38x7.1. This item is equivalent to and has an approval. The chemical name of this O-Ring is Acrylonitrile butadiene rubber.
All items marked with a * are required.
| Stock | Delivery time |
|---|---|
| 230 | Processed and shipped in week 2 - 2026 |
| 4.704 | Processed and shipped in week 2 - 2026 |
| Quantity | Per piece |
|---|---|
| 17+ | € 0,7300 |
| 250+ | € 0,7296 |
| 500+ | € 0,6558 |
| 1000+ | € 0,6156 |
| 2500+ | € 0,5757 |
| 5000+ | € 0,4986 |
| 10000+ | € 0,4248 |
