| Material | 304 Stainless Steel |
| O-ring Material | Buna-Nitrile (NBR) |
| Filter Mesh | 210 micron |
| Size | KF25 / NW-25 |
| Dimensions | A=0.50 inch B=0.21 inch |
KF-25 centering ring assembly with 210-micron stainless steel mesh screen to protect vacuum pumps from loose debris. Made from 304 stainless steel with NBR O-ring. Note: manual measurements may have 1-3mm error.