| Product attributes | Parameter |
| Threads on the pump body | 5/16-18UNC |
| Threads on the pump body | 4-3/8-16UNC |
| Threads on the pump body | 2-1/2-20UNF |
| Mounting hole position | Precisely align |
| Pulley Jumping | 0 |
| TO Belt pulley height | 86.8 |
| Belt pulley thread | 2-3/8-16UNC |
| TO Impeller height Ⅱ | 30 |
| TO Shaft head height | 85.5 |
| 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 |