It originates from the AFNOR standard (Association Française de Normalisation), now known internationally as EN 14420-8. Main application sectors include the chemical industry, tankers and especially firefighting equipment.
CONFIGURATIONS

| Ã | Jaw distance (mm) |
|---|---|
| 1.1/2â | 55 |
| 2â | 69 |
| 2.1/2â | 84 |
| 3â | 103 |
| 4â | 123 |
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