Nitrile O Rings
Buy more, save more! Buy in bulk to unlock huge savings.
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Nitrile O Ring - 19mm ID x 1mm C/S. Choose Quantity. New. Metric. 19x1.
Regular price £1.39Regular priceUnit price / per -
Nitrile 8mm ID x 2.5mm C/S O Ring. 8x2.5. Choose Quantity. New. Metric.
Regular price £1.39Regular priceUnit price / per -
BS017 Nitrile O Ring. 17.17mm ID x 1.78mm C/S. Choose Quantity. new.
Regular price £1.39Regular priceUnit price / per -
Nitrile 13.5mm ID x 2.5mm C/S O Ring. 13.5x2.5. Choose Quantity. New. Metric.
Regular price £1.39Regular priceUnit price / per -
Nitrile 11.5mm ID x 1.5mm C/S O Ring. 11.5x1.5 . Choose Quantity. New. Metric.
Regular price £1.39Regular priceUnit price / per -
Nitrile 13mm ID x 2mm C/S O Ring . 13x2 . Choose Quantity. New. Metric.
Regular price £1.38Regular priceUnit price / per -
Nitrile 9mm ID x 1.5mm C/S O Ring. 9x1.5. Choose Quantity. New. Metric.
Regular price £1.38Regular priceUnit price / per -
Nitrile 18mm ID x 3mm C/S O Ring. 18x3. Choose Quantity. New. Metric.
Regular price £1.50Regular priceUnit price / per -
Nitrile 19mm ID x 2.5mm C/S O Ring. 19x2.5. Choose Quantity. New. Metric.
Regular price £1.39Regular priceUnit price / per -
Nitrile - 19mm ID x 1.5mm C/S O Ring. Choose Quantity. 19x1.5. New. Metric.
Regular price £1.39Regular priceUnit price / per -
Nitrile 1.5mm ID x 2mm C/S O Ring. 1.5x2. Choose Quantity. New. Metric.
Regular price £1.39Regular priceUnit price / per -
Nitrile - 4mm ID x 1.5mm C/S O Ring. 4x1.5. Choose Quantity. New. Metric.
Regular price £1.39Regular priceUnit price / per
Nitrile (NBR) O-Rings – Fuel, Oil & General-Purpose Sealing
NBR (Nitrile Butadiene Rubber) O-rings are a top choice for sealing fuels, oils, air, and water in automotive, agricultural, and industrial systems. They're a versatile, cost-effective solution for low-to-mid temperature sealing.
Our nitrile O-rings are available in:
- Wide range of metric sizes
- All standard BS sizes (BS001–BS932)
- Hardness of 70 Shore A as standard
🛠️ Common Uses for Nitrile O-Rings
- Fuel & oil systems
- Hydraulic pumps & valves
- Water fittings
- Air compressors
- Brake systems
⚖️ Nitrile vs FKM vs Silicone – Quick Comparison
| Feature | NBR (Nitrile) | FKM (Viton®) | Silicone |
|---|---|---|---|
| Temp Range | –40 °C to +120 °C | –20 °C to +200 °C | –50 °C to +200 °C |
| Oil & Fuel Resistance | Good | Excellent | Poor |
| Abrasion Resistance | Excellent | Good | Poor |
| Chemical Resistance | Moderate | Excellent | Limited |
| Cost | Budget-friendly | Premium | Mid-range |
✅ Why Buy NBR O-Rings from SealWithSelo?
- Wide range or metric and imperial sizes – no MOQ
- Each o ring individually bagged
- Buy single items or bulk packs
- Next-day UK dispatch available
- Need a size not listed? Contact us – we’ll find it