| Product attributes | Parameter |
| Mounting hole position | Precisely align |
| TO Impeller height Ⅱ | 17.2 |
| TO Shaft head height | 97.8 |
| TO Gear height | 79.8 |
| Air tightness testing | No leakage detected under negative pressure of 0.1 MPa |
| Appearance Ⅰ | There is no supplier logo on the surface |
| Appearance Ⅱ | There are no appearance defects such as dirt, rust, paint peeling, etc |
| Assembly rotation | It rotates flexibly by hand, without any clamping stagnation or abnormal noise |
| Number of Teeth | 22 |
| Accessories included 1 | O135X5-3 |
| Accessories included 2 | O51X5-2 |
| Accessories included 3 | HI146-WD-1 |
| Accessories included 4 | N108-WD-2 |