


| Manufacturer | Part Number |
|---|---|
| Cardinal Process | W-FN-50-R-40-16S |
| Cardinal Process 2 | WE-FN-50-R-40-16S |
| Delta Pure | DW-50-11-40-6-D |
| Facet | U50N40S6 |
| FilterCor | FCN50R40A |
| Filtration Group | GN50A40S |
| FWI | N50A40S |
| Mahle | 4WNS50 |
| Matrix |
N50A40S
AXN50A40S XN50A40S |
| Murdock | MWN50A40S |
| Pall DFT | N050AW40S |
| Parker Honeycomb | N11R40S |
| PecoFacet | PFIN50R40A |
| Serfilco | 50N40S |
| Shelco | MS40NG50 |
| United | UN50R40A |