Key specifications
- Material
- NBR 70 Shore A, black
- Cord diameter
- 1.5 / 1.78 / 2 / 2.5 / 2.62 / 3 / 3.53 / 4 / 4.5 / 5 / 5.5 / 5.7 / 6 / 6.5 / 7 / 7.5 / 8…
- Standard sizes
- 30+
Selected size:
Product Description
NBR cord sold by the metre for making non-standard O-rings and sealing flanges. 30+ standard sizes available. For a quote, please send the cord diameter, material and length in metres.
Technical Specifications
| Material | NBR 70 Shore A, black |
|---|---|
| Cord diameter | 1.5 / 1.78 / 2 / 2.5 / 2.62 / 3 / 3.53 / 4 / 4.5 / 5 / 5.5 / 5.7 / 6 / 6.5 / 7 / 7.5 / 8 / 8.5 / 9 / 9.5 / 10 / 10.5 / 11 / 11.5 / 12 / 12.5 / 13 / 13.5 / 14 / 14.5 / 15 / 16 / 17 / 18 / 19 / 20 mm |
| Standard sizes | 30+ |
Size Table
This product is available in 36 standard sizes.
Cord cross-section (mm)
1.51.7822.52.6233.5344.555.55.766.577.588.599.51010.51111.51212.51313.51414.5151617181920
Applications
- Hydraulic and pneumatic cylinders, valves and pumps
- Static sealing of flanges, covers and fittings
- Gearboxes, transmissions and lubrication circuits
- Connection points on water, air and gas lines
Information Needed for a Quote
- Size (inner diameter × cross-section or connection size, mm/inch)
- Material and hardness (NBR, FKM, silicone, etc.)
- Quantity
- Operating conditions: fluid, temperature and pressure
Selection and Usage Notes
- Choose the material for the fluid and temperature: NBR for mineral oil, FKM for high temperatures and chemicals, silicone for food contact and wide temperature ranges.
- Use a harder compound or a back-up ring to prevent extrusion at high pressure.
- During fitting, keep seals away from sharp edges and threads and lubricate them with the system fluid.
Frequently Asked Questions
Can you supply sizes that are not listed?
Yes. For non-standard sizes and other materials, request a quote with the size and quantity.
Which material should I choose?
Send us the fluid, operating temperature and pressure, and our team will recommend a suitable material.
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