128mm ID x 3.5mm C/S (135mm OD) Nitrile O Ring
£0.16 – £1.63 / each
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each
total
296 in stock, ready for shipping today.
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Nitrile O Rings
904 products
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10mm ID x 1.3mm C/S (12.6mm OD) Nitrile O Ring
£0.08 – £1.00 / each
Waseach totalView specification180 in stock, ready for shipping today.
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BS213 Nitrile O Ring - 23.39mm ID x 3.53mm C/S (30.45mm OD)
£0.08 – £1.00 / each
Waseach totalView specification184 in stock, ready for shipping today.
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BS125 Nitrile O Ring - 32.99mm ID x 2.62mm C/S (38.23mm OD)
£0.08 – £1.00 / each
Waseach totalView specification168 in stock, ready for shipping today.
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5mm ID x 1.2mm C/S (7.4mm OD) - Nitrile O Ring
£0.02 – £0.75 / each
Waseach totalView specification57 in stock, ready for shipping today.
Add 4 more and save 33.0%.
64mm ID x 1.5mm C/S (67mm OD) Nitrile O Ring
£0.22 – £1.71 / each
Waseach totalView specification870 in stock, ready for shipping today.
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35mm ID x 3mm C/S (41mm OD) Nitrile O Ring
£0.03 – £0.90 / each
Waseach totalView specification795 in stock, ready for shipping today.
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17mm ID x 1mm C/S (19mm OD) Nitrile O Ring
£0.01 – £0.38 / each
Waseach totalView specification1435 in stock, ready for shipping today.
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38mm ID x 5mm C/S (48mm OD) Nitrile O Ring
£0.05 – £0.90 / each
Waseach totalView specification85 in stock, ready for shipping today.
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16mm ID x 2.5mm C/S (21mm OD) Nitrile O Ring
£0.02 – £0.53 / each
Waseach totalView specification133 in stock, ready for shipping today.
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15mm ID x 1mm C/S (17mm OD) Nitrile O Ring
£0.02 – £0.50 / each
Waseach totalView specification4644 in stock, ready for shipping today.
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35mm ID x 4mm C/S (43mm OD) Nitrile O Ring
£0.06 – £0.80 / each
Waseach totalView specification484 in stock, ready for shipping today.
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About Nitrile O Rings
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 Selo?
- 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
Contact us
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