| 2007 NAICS | 2012 NAICS | 2017 NAICS | Corresponding Index Entries | |||
| 334517 | 334517 | 334517 | Beta-ray irradiation equipment manufacturing | |||
| 334517 | 334517 | 334517 | Computerized axial tomography (CT/CAT) scanners manufacturing | |||
| 334517 | 334517 | 334517 | CT/CAT (computerized axial tomography) scanners manufacturing | |||
| 334517 | 334517 | 334517 | Fluoroscopes manufacturing | |||
| 334517 | 334517 | 334517 | Fluoroscopic X-ray apparatus and tubes manufacturing | |||
| 334517 | 334517 | 334517 | Gamma-ray irradiation equipment manufacturing | |||
| 334517 | 334517 | 334517 | Generators, X-ray, manufacturing | |||
| 334517 | 334517 | 334517 | Irradiation apparatus and tubes (e.g., industrial, medical diagnostic, medical therapeutic, research, scientific), manufacturing | |||
| 334517 | 334517 | 334517 | Irradiation equipment manufacturing | |||
| 334517 | 334517 | 334517 | Lamps, X-ray, manufacturing | |||
| 334517 | 334517 | 334517 | Medical radiation therapy equipment manufacturing | |||
| 334517 | 334517 | 334517 | Nuclear irradiation equipment manufacturing | |||
| 334517 | 334517 | 334517 | Radium equipment manufacturing | |||
| 334517 | 334517 | 334517 | Therapeutic X-ray apparatus and tubes (e.g., medical, industrial, research) manufacturing | |||
| 334517 | 334517 | 334517 | Tubes, X-ray, manufacturing | |||
| 334517 | 334517 | 334517 | X-ray apparatus and tubes (e.g., control, industrial, medical, research) manufacturing | |||
| 334517 | 334517 | 334517 | X-ray generators manufacturing | |||
| 334517 | 334517 | 334517 | X-ray irradiation equipment manufacturing | |||
| 334517 | 334517 | 334517 | X-ray tubes manufacturing |