| Brand name | Diligence |
| Product name | Volute seal |
| Model No. | BS80ZB19-4.2Q\3-inch\clean water pump\black rubber\3mm BS50ZB20-4.2Q\2-inch\clean water pump\black rubber\3mm BS50ZB60-4.2Q\2-inch\fire pump\black rubber\3mm |
| Weight | 0.010kg±0.001、0.006kg±0.001 |
| Package s1ze | 85×85×10、65×65×10、66×66×5 |
| Product Size | 81×81×6、62×62×6、70×70×10 |
| Place of origin | China |
| Warranty | 1 Year |

