J42

J42 stands for:

• Chronic bronchitis, an infectious disease of the airways after the ICD -10 code
• Rolls- Royce Nene, a licensed version of the jet engine
• Tracheitis, an inflammation of the trachea after the ICD -10 code
• The Johnson - J42 body, the extended Fünfecksdoppelrotunde

• Disambiguation
• Abbreviation