| National Precision Bearing p/n | SKF Part Number |
| GEWZ25ES-2RS | GEZM100ES-2RS |
| GEWZ31ES-2RS | GEZM104ES-2RS |
| GEWZ34ES-2RS | GEZM106ES-2RS |
| GEWZ38ES-2RS | GEZM108ES-2RS |
| GEWZ44ES-2RS | GEZ112ES-2RS |
| GEWZ50ES-2RS | GEZM200ES-2RS |
| GEWZ57ES-2RS | GEZM204ES-2RS |
| GEWZ63ES-2RS | GEZM208ES-2RS |
| GEWZ69ES-2RS | GEZM212ES-2RS |
| GEWZ76ES-2RS | GEZM300ES-2RS |
| GEWZ82ES-2RS | GEZM304ES-2RS |
| GEWZ88ES-2RS | GEZM308ES-2RS |
| GEWZ95ES-2RS | GEZM312ES-2RS |
| GEWZ101ES-2RS | GEZM400ES-2RS |
| GEWZ114ES-2RS | GEZM408ES-2RS |
| GEWZ127ES-2RS | GEZM500ES-2RS |
| GEWZ152ES-2RS | GEZM600ES-2RS |
| GEEM20ES-2RS | GEM20ES-2RS |
| GEEM25ES-2RS | GEM25ES-2RS |
| GEEM30ES-2RS | GEM30ES-2RS |
| GEEM35ES-2RS | GEM35ES-2RS |
| GEEM40ES-2RS | GEM40ES-2RS |
| GEEM45ES-2RS | GEM45ES-2RS |
| GEEM50ES-2RS | GEM50ES-2RS |
| GEEM60ES-2RS | GEM60ES-2RS |
| GEEM70ES-2RS | GEM70ES-2RS |
| GEEM80ES-2RS | GEM80ES-2RS |