Metric NBR |
Imperial FPM |
Imperial NBR |
Imperial Silicone |
BS323 NBR70 £5.18 | BS331 NBR70 £4.00 | BS339 NBR70 £4.71 |
BS347 NBR70 £4.94 | BS355 NBR70 £5.65 | BS621 NBR70 £3.88 |
BS863 NBR70 £5.65 | BS315 NBR70 £5.65 | BS320 NBR70 £6.00 |